PRODUCT SIZEdrilling depth 14, universal thread1-14, Please confirm matching with the drilling rig before placing the order.. UPGRADED TEETHUnlike other products on the market, using Upgraded versions of teeth reduces work noise and improves drilling efficiency.. DURABLE PRECISEMade of diamond and durable, each product undergoes concentricity testing to minimize the deviation of each hole position.. WIDE APPLICATIONCore drill bits for concrete, reinforced concrete, block, hard brick, asphalt, marble and other hard masonry.. DRILLING METHODHand held drill, drilling machine. Start drilling from a vertical position and continue digging deeper. A small amount of water can extend long life. Wet use only..

General Specifications 18 amps, 110 V, 450 RPM load speed, 675 RPM free speed, 31 column length, 21-34 Hub Spindle Connections 1-14x7 UNC 58x11 UNC included.. HighPerformance Efficiency Powered by a heavyduty 18amp, 2500watt motor with a singlespeed oilbath gearbox and integrated water supply, this unit delivers fast, efficient drilling. A quickmounting system, ergonomic design, and mechanical safety clutch further streamline operation for smooth, reliable performance on every job.. Versatile Applications Perfect for wet drilling in reinforced concrete, natural stone, and asphalt suitable for plumbing, mechanical, and electrical construction, civil engineering, and landscape construction.. Drilling Capacity Capable of dry drilling up to 8 diameter holes and wet drilling up to 6-25 in reinforced concrete, brick, block, and more.. Compact and Lightweight At just 34 lbs., its streamlined, easytocarry design enhances portability and maneuverability.. Durable Construction Designed with a stainless-steel spindle, oil bath gearbox, and motor overload protection for improved longevity and reliability.. Enhanced Safety Features Equipped with a mechanical safety slip clutch and GFCI overcurrent protection, ensuring safe operation..

UPGRADED WELDED TEETH The upgraded welded diamond segment design offers enhanced durability and a longer working life than basic coring bits. HANDLES REBAR WITH EASE The tough diamond ensures this 2 core drill bit for concrete with rebarmedium-light rebar cuts consistently through embedded metal. Wet only. DEEP 14 CAPACITY With a generous 14-inch drilling depth, this concrete coring bit handles a wide range of deep-hole drilling applications in home renovation or plumbing projects. WET DRILLING OPTIMIZED Designed for use with water for cooler operation, reduced dust, and faster cutting speeds, extending the life of the core bit. VERSATILE COMPATIBILITY A multiple-purpose core bit that works effectively on a variety of materials including Concrete, Brick, Block, Masonry, Stucco, Asphalt, and Mortar.

30 Faster Drilling Tested on real construction sites, this concrete core drill bit features ultra-high diamond concentration, delivering 30 faster drilling speed compared to standard core bits. It effortlessly cuts through reinforced concrete, masonry, brick, and block, saving time and effort on every job. 80 Longer Lifespan Equipped with premium Grade A diamonds and high-density distribution, this diamond core bit offers 80 longer lifespan than ordinary drill core bit. Its SMOOTH and CONSISTENT cutting ensures precise core extraction, reduces material waste, and extends the bit's durability. Outer Diameter 5 inch127mm Thread Size 1-14-7 UNC standard thread. Fits most handheld core drills and core drill machines with rig. Adapter not included available separately in our store. Precision-Welded Teeth for Strength and Durability This DaduoRi core drill bit uses upgraded-welded segment for high strength and precision, ensuring it is not easy to break, even in heavy-duty applications. The thickened barrel ensures a more robust drilling experience, while the 12mm high teeth increase the diamond quantity, significantly enhancing the 5 core drill bit's durability. Industrial-Grade Quality for Professional Use Perfect for drilling medium to high-strength reinforced concrete, building walls, brick, masonry, pavers, stone, plaster, slate, and asphalt, this core bit for concrete is a better choice for contractors and heavy-duty projects. At DaduoRi, we focus on providing efficient, reliable, and high-quality core drilling solutions for every project.

Complete Package - Includes 1 pilot bit, 1 drift key, 2 x 58-11 thread adapters SDS Plus 12 hex shank, 3 dust collection bags keep your workspace clean, a user manual, and a dry core drill bit 4 diameter, 58-11 thread, max working depth 9.5. Precision Design Quick Positioning - Comes with a guiding pilot bit, The sharp pilot tip penetrates surfaces fast for more accurate positioning. Designed with a precise length,this center drill bit helps you position rapidly.After positioning, Use the drift key to remove the pilot bit, then continue to drill. Advanced Cutting Segment Formula - Featuring a newly cutting segment, this core drill bit drills efficiently through light concrete, masonry, brick wall, mortar, cinder block. Concrete foundation is not suitable, We recommend use our pro wet core drill bit, find it in DaduoRi store. Upgraded Segments Welding - Reinforced construction minimizes tooth breakage ROTATION mode only. Our core bits are engineered to simplify drilling tasks for both professionals and DIYers. Engineered for stability and smooth work. The balanced core drill body minimises vibration for cleaner cuts, making it suitable for creating neat openings for ventilation ducts, extractor fans, and pipework. For best results and extended diamond core bit life, use with water for cooling when drilling.

Dry Drill Core Bits for Professionals diamond core drill bit with. Deep Drilling Capability This Drill bit offers Drilling Depth of 10 Inch 254mm Ideal for extensive drilling tasks.. Easy to operate Sharp diamond coring bits make it easier to get the job you need. Versatile Adapters Equipped with two Adapters - SDS Plus Shank and 38inch Hex Shank, providing flexibility and compatibility with different drilling tools comp atibility with a wide range of core drilling machines.. Wide Range of Applications Suitable for drilling concrete, red brick, tile masonry brick and cinder block walls, asphalt,marble rock, stone, and more For installations conditioners, pipes, range hoods and other projects..

Dry Drill Core Bits for Professionals diamond core drill bit with 5 inch 127mm diameter and 13.78in350mm total length.. Deep Drilling Capability This Drill bit offers Drilling Depth of 12.2 Inch 310mm Ideal for extensive drilling tasks.. Easy to operate Sharp diamond coring bits make it easier to get the job you need.. Versatile Adapters Equipped with two heavy-duty Adapters - SDS Plus Shank and Square Sgank, providing flexibility and compatibility with different drilling tools compatible with a wide range of core drilling machines.. Wide Range of Applications Suitable for drilling concrete, red brick, tile masonry brick and cinder block walls, asphalt,marble rock, stone, and more For installations conditioners, pipes, range hoods and other projects..

LONG-LASTING DIAMOND TIP Reinforced with industrial-grade diamond particles, the 6 inch wet core drill bit cuts through concrete, rebar, masonry and more with long-lasting precision.. DEEP DRILLING CAPACITY At 14 inches, this 6 wet core drill bit allows drilling holes well over a foot into tough materials like concrete, cement and stone blocks.. MULTI-PURPOSE DESIGN Suitable for coring a wide range of surfaces including concrete, reinforced concrete, brick, block, stucco and stone, leaving a smooth professional finish.. CONVENIENT THREAD SIZE Compatible with drill machines thanks to the 1-14 to 7 inch thread, ensuring a secure fit and optimal power transmission for coring jobs.. INCLUDES WET USE Designed for 6 wet core drilling, this bit performs best when submerged in water, keeping it cool and lubricated for smoother drilling into tough materials..

Heavy-duty, light-weight core drill rig with combination vacuumanchor stand - can be used as either a vacuum or an anchor stand- 14 in. diameter hole capacity -MADE IN GERMANY vacuum pump included. Powerful 20 amp, 110V motor for demanding use when wet drilling in reinforced concrete, stone, asphalt, marble, ceramic, walls, floors and more. 3 speed gear box 2305001030 rpm load speed concrete drill with oil bath gear box and mechanical safety clutch for optimal lubrication, reduced heat and increased user safety. Only 77 lbs. Rig Motor - Universal Tool Holder Motor Slide Mount Allows for Easy Separate Mounting of Core Drill VacuumAnchor Stand from Drill Motor to Reduce User Fatique and Improve Hole Alignment Motor Weight 27.5lbs. Machine integrated water supply with gardena style quick connect and adjustable valve for easy use with standard garden hose. GFCI over-current cut-off protection standard.

2-12 inch65mm Laser Welded Diamond Dry Drilling Core Bits is designed for drilling hard granite, marble, engineering stone, concrete, brick. Ideal for drilling the faucet mounting holes in stone countertops, plumbing lines in showers and vanities. Diameter 65mm2-12 inch, Total length 100MM, Thread 58 inch-11. Dry or Wet Drilling - use wet will greatly prolong the segment life. High-Quality Diamond and Stong Steel Body extend drilling life and improve the working efficiency. Laser welded technology avoid segments off when dry working, provide stable drilling. Easily operate on Angle Grinder Need an adapter for drill or other machine, such as SDS,hex,Round plus shank.

1inch Dry Diamond Core Drill Bit Great tool to add to your collection for cutting holes for split AC units plumbing, shower, tub grab bars, shower plumbing, faucet and more projects. Work with Angle Grinders and Electric DrillsPackage including a 1 Inch Diamond Hole Saw with 58-11 female thread for most Angle Grinders, as well as an arbor to 38inch Hex Drill Shank which can. Excellent Hole Saw for Rough MaterialsFast clean cut through stucco, bricks, concrete, ceramic tile, porcelain, tabby stone, brick, mortar, granite, marble, quartz, etc. Both Dry and Wet will do, and vac will be helpful for dry drilling. Sharp and Durable Diamond Core Bit chews through materials with ease and minimal wear stays sharp longer than other masonry hole saw bits as long as taken good care to cool sufficiently. User Tips When starting the hole, tilt the high-speed bit at a 45-degree angle to touch the surface, then slowly move the drill back upright and let the tool do the cutting, you will have minimal bit walking and create smooth.

High-performance DrillingOur core bits have 4.5 times the cobalt content of standard drill bits which contain only 10 cobalt, increasing the hardness of the base material hardness HRC 70, close to carbide hardness, reducing wear, enhancing heat stability, and thus extending the lifespan of the drill bit to twice that of regular drill bits.. Industrial-grade SegmentHigh-speed cutting of reinforced concrete with a diameter 25mm the robust structure and innovative laser welding technology prevent blade breakage.. Versatile CompatibilityIncludes two adapters a hex adapter for heavier high-torque drilling machines and an SDS Plus adapter for smaller lighter to medium drilling machines. This ensures broad applicability and flexibility in various drilling scenarios do not use in hammer mode.. Parameter1 3834.9mm, Drilling Depth 11''279.4mm, Thread Type 58-11, Total Length 12''304.8mm, Diamond Segment Height 10mm. Wide Range of ApplicationThis concrete core drill bit is specifically designed for drilling through various materials, including concrete, red bricks, tiled masonry, slag brick walls, asphalt, and rock. It is especially suitable for installation tasks of air conditioning, piping systems, and range hoods..

MATERIAL AND PROCESSOur concrete hole saw set is made of tungsten steel and carbide, sturdy enough to drill through hard stone and concrete. Each hole saw is equipped with ventilation holes,free to remove dust generated during the drilling process,and effectively improve the efficiency of drilling.. 10 IN ONE7pcs hole saw diameter 1-31630mm, 1-91640mm, 250mm, 2-916 65mm, 3-18 80mm, 3-1516100mm, 4-516110mm, 1 x SDS PLUS Shank110mm4-516, 1 x SDS PLUS Shank300mm11.81, 1 x SDS Max Shank300mm11.81.. Wide ApplicationConcrete hole saw kit easily drills through most common wall materials ,as cement ,brick, concrete, adobe, and stone etc. Widely used for drilling walls or install tubing, water pipes, exhaust hoses and more.. ConsiderationsEquipped with a hole saw drill bit, suitable for all major manufacturers' SDS Plus tools, Adding coolant during continuous high-speed drilling, It can prevent the drill bit from burning or breaking, Increase the service life of the product.. Purchase with ConfidenceWe are committed to providing you with good products and excellent service. If you find any problems when you use it, pls contact with us. We would try our best to assist you and ensure your satisfaction..

Complete PackageIncludes 58-11 Thread Adapters to SDS Plus, SDS Max, and 12 Hex Shank, along with a User Manual and Dry Core Drill Bit 1.25-inch diameter and a maximum working depth of 9.5 inches. Versatile CompatibilityEquipped with adapters for easy use with rotary hammers and standard drill, compatible with both fixed or handheld wet drilling machines with 58-11 threads, ensuring broad applicability and flexibility in various drilling scenarios Never use the hammering mode. Efficient Dry DrillingThis 1 14 concrete drill bits design for dry drilling but recommended to use water when encountering concretenon-reinforced to prevent tooth breakage and enhance drilling efficiency. High ConcentricityDaduoRi 1 14 inch diamond core drill bit ensures uniform and precise cutting, enhancing overall drilling performance. Compatible MaterialsSuitable for drilling into Brick, Block, Stucco, and Masonry, making it good for HVAC installation, electrical work, and plumbing projects.

EFFICIENT The Bosch SDS-max carbide-tipped rotary hammer core bit features an effective wave design to transfer energy for up to 40 percent speedier drilling versus other bit designs.. POWER With an integral shank, the HC8555 offers better power transmission and is designed to allow smaller hammers to drill larger holes.. VERSATILE This core bit is versatile in application with materials including concrete, brick, and block.. DIMENSIONS The Bosch HC8555 SDS-max core cutter measures 4-inches in diameter. The useable length is 17-inches and the overall length is 22-inches.. Only for use with SDS-max rotary hammers.

High Quality Drill Bits Concrete drill bit set are made of alloy steel and high carbon steel material with carbide tip. Four-flute serrated drill bit increases wear-resistance, durability and extra longer life span, so that the drill bits last through multiple uses. 5 Pieces Drill Bit Set Includes 5PCS with diameter x flute Length sizes 14 x 2-14, 14 x 2-14, 516 x 2-14, 38 x 3 and 12 x 3. Easily meet your drill needs. Carbide Drill Bit Industrial strength carbide drill bit tip, excellent abrasion resistance and easy hole positioning. Suitable for dry drilling. Fine-toothed serrated fast drill designed to provide maximum cutting power and accuracy. Easy to Install and Use With anti-slip grip hex shank allows drill bit to be held tightly and stably in power drill. Compatible with most common drills, electric hand tool, machine tool, charging tool and bench tool, easy to install and remove and more secure. Widely Application Ideal for drilling holes in bathroom tiles or walls. It can easily drill holes on Thin Metal, Brick, Plastic, Wood, Concrete and wall Tiles, providing longer life and strength carbide drill bit tip work with wall tiles.

ATTENTION The BSK-42M weighs 16 lbs. It does not have a drill-only functionPLEASE CHECK BEFORE ORDERING. Heavy duty rotary hammerPowerful 1,600 Watts 13 AMP industrial motor delivers 0-630 RPM and 0-3,800 BPM, 7.38 ft.lbs.10 Joules of impact energy for fast drilling or chipping speed in concrete, brick, clay, rock, masonry, wall and other hard materials.. Easy to operateRotating dial to set tool to 3 specific mode operation for Hammering with Rotation , Hammering Only for multiple applications. Vario-lock is allowed for desired positions of hammer.. Easy of useSDS max bit system provides tool free bit changes with automatic bit locking, dust protection and maximum impact energy transfer 360adjustable accessory handle applies to different work accasion and the upgraded Anti-Vibration Technology designed to decrease the vibration effectively, reduce fatigue and offer a better using experience.. Security controlOverload clutch protection saves your wrists when the drill bit snags and extend motor's lifespan The 6-speed transmission enables user to match the speed to the application for greater versatility, control and accuracy.. Practical toolsThe rotary hammer drill 42M is a True Berserker, its destructive power can even be compared with some demo hammer, applicable for all renovation or demolition projects. We provide 24 months warranty service..

High-Power PerformanceThis Diamond Core Drilling Machine boasts a powerful 1700W motor designed for heavy-duty drilling. This electric core drill ensures efficient and reliable performance, making it ideal for professionals and DIY enthusiasts working on concrete, brick, and masonry. Variable Speed Control for PrecisionFeaturing a variable speed control with a no-load speed of 0-2000 RPM, this diamond core drill provides precise control over drilling speed. Adapt to different materials and drilling conditions with ease, ensuring accurate and clean holes every time. Versatile and Easy to UseEquipped with a forward reverse switch, the Hoteche Core Drilling Machine offers enhanced versatility for various applications. The ergonomic design includes a side handle and rear handle for better stability and control, reducing user fatigue during prolonged use. Comprehensive Accessory KitThis core drilling machine comes with essential accessories, including 1 pair of carbon brushes, 1 side handle, 1 rear handle, 1 2-meter water tube, and 4 bolts. The water tube is particularly useful for wet drilling, reducing dust and improving the lifespan of your drill bits. Large Drilling CapacityWith a maximum drilling capacity of 120mm and a standard 1-14-inch thread, the Hoteche Diamond Core Drilling Machine is compatible with a wide range of core drill bits. This makes it suitable for various professional applications such as plumbing, electrical, and construction projects.

Heavy-duty, light-weight hand-held core drill rig with 6-38 diameter hole capacity - Rig Mounted Kits Available- MADE IN GERMANY. Powerful 19.5 amp, 110V motor for demanding use when wet drilling in reinforced concrete, stone, asphalt, marble, ceramic, walls, floors and more. 3 speed gear box 0-5100-11500-2500 rpm load speed concrete drill with oil bath gear box and mechanical safety clutch for optimal lubrication, reduced heat and increased user safety. Machine integrated water supply with gardena style quick connect and adjustable valve for easy use with standard garden hose. GFCI over-current cut-off protection standard. Only 15 lbs., Collar Diameter 60mm collar for easy mounting, rig mounting kits available. Easy Changeover for wet dry drilling with integrated connections..

INDUSTRIAL GRADE CORE DRILL Our 8 inch core drill bit has 15 premium matrix turbo segments that adopt diamond materials and advanced welding processes, which significantly improves the sharpness and durability of this wet diamond core drill bit. HIGH PERFORMANCE DRILLING Equipped with our concrete core bit, you can drill efficiently and smoothly. The highly regular sawteeth and concentric axes design allow for high drilling performance while maintaining a long service life. It offers excellent durability and resistance, even when drilling in hard materials. LONG WORKING LIFE Our wet core bits is a perfect partner of your drilling tools with the innovative design, it is the perfect combination of advanced technology, durability and outstanding performance. Allowing to drill faster and last longer than the general purpose counterparts. CORE DRILL BIT PARAMETERS Diameter 8 inch Working length of core bit 14 Threaded connection 1 14-7, Laser-welded Segment size0.950.160.47in 244.012mm Number of segments 15 WET DRILLING ONLY. Suitable for a variety of drilling machines Note use on rotary mode only. WIDE APPLICATION This professional concrete core drill bit is suitable for effective drilling in materials such as reinforced concrete, masonry, poroton, clay pipe, yton, brick, concrete and much more. With a drilling depth of 14 inches, they can reach deep into the material for various applications.

8 INCH WET DRILLING MACHINE- BHTOP core drilling machine with stand is designed for wet drilling. For 8 in 20cm diameter hole capacity.. 2500 W MOTOR 750RPM SPEED - The 2500W powerful motor and 750 RPM high-speed gearbox are great for completing diversified drilling projects. Max Drilling Depth 23-13 in 54cm Arbor Size 1-14 Thread.. WIDLY USED- Our wet diamond core drilling machine can meet most professional demands. Easy to maneuver in drilling reinforced concrete, red brick, marble, and other materials. Perfect for air conditioners, kitchen pipes, stair railings, repair highways, etc.. PROFESSIONAL DESIGN - Come with a secure clutch with an overload protection device to work by automatically tripping when the drill bit becomes stuck or encounters resistance beyond a certain level which will reduce the risk of operator damage and injury. 2 caster wheels for you to move on various surfaces flexibly.. PACKAGE INCLUDED- 1 Diamond drilling machine,1 Bit,1 Accessory Set, 2 Carbon Brushes, 1 Lifting Handle. Any question, please contact us..

MULTIPURPOSE - designed to drill soft brick and building block. HEAVY DUTY - embedded diamond concentration guarantees longer core life and efficient drilling. PILOT BIT ADAPTER - includes SDS Plus pilot bit adapter. DRILLING DEPTH - 9.5 drilling depth. GRIT SIZE - 3040 grit size. WET OR DRY - recommended to use with handheld core drills or dedicated core drill rigs rotary mode only. ROTARY MODE ONLY - please only use rotary mode with our core bits.

Ultra Sharp Long-Lasting Vacuum Brazed DiamondHigh-tech vacuum brazed diamond coating ensures exceptional sharpness and wear resistance. Supports drywet drilling, with 50 longer service life when using coolant recommended for hard materials. Perfect for All Hard MaterialsIdeal for drilling clean, chip-free holes in granite, quartz, porcelain tile, marble, concrete, bricks, and natural stone. Reduces material waste and cuts working time by 30 compared to regular drill bits. Universal Compatibility with Free Adapter58-11 female thread directly fits angle grinders and wet polishers. Comes with a 58-11 to 38 hex shank adapter, compatible with most drills. Do NOT use hammer mode to avoid damaging the bit. Fast Drilling Efficient Chip RemovalHeavy-duty steel body with dual-direction flutes design. Quickly clears debris to prevent clogging, cools the bit and workpiece in real time, and ensures smooth, fast drilling even on the hardest surfaces. Safe Use Reliable Customer SupportDry drilling may generate dustplease wear protective gear goggles, mask for safety. 247 customer service available contact us anytime for product issues, replacements, or usage guidance.

4-Inch Professional Drilling This Zelurelle diamond core drill effortlessly handles holes from 3.1 to 4 inches in reinforced concrete, brick, block, and stone. Perfect for HVAC, plumbing, electrical installations, and highway maintenance.. Dual-Speed Control Powerful Motor Equipped with a robust 1500W motor and 2-speed gearbox 13502350 RPM, this core drilling machine offers precision and adaptability for both wet and dry drilling applications.. Wet Dry Dual-Mode Operation Drill efficiently with wet mode to reduce dust and heat, or switch to dry mode for quick, abrasive-free drilling. Includes a quick-connect water hose for seamless operation.. Ergonomic User-Friendly Design Features two fluorescent bubble levels for accurate positioning, a shoulder rest for comfort, and a forged stainless steel shaft for durability and stability during extended use.. Portable Versatile Compact and lightweight, this handheld core drill is ideal for both professional contractors and DIY enthusiasts. Use it for installing AC units, railings, pipes, and more..

COMPLETE PACKAGE You will receive 4 inch core drill bit with pilot bit1, drift key1, 58-11 thread male to 12 hex shank adapter1 and to SDS plus adapter1. The included drift key allows for quick and easy removal of the pilot bit. REMOVE the pilot bit after positioning, then DRILL to the required depth. INDUSTRIAL-GRADE DURABILITY This core drill bit boasts 6 premium matrix turbo segments with advanced diamond materials and welding processes, enhancing sharpness and durability. This set is the perfect partner for your drilling tools, offering both precision and longevity. DUAL ADAPTER COMPATIBILITY Includes two adapters with 58-11 thread for versatile use a Hex Shank adapter for standard drills and an SDS Plus adapter for electric hammer drills. This flexibility allows you to tackle various drilling machines with ease. For ROTARY MODE only. HIGH-PERFORMANCE DRILLING Our concrete core bit's highly regular sawteeth and concentric axes design are engineered for smooth, efficient drilling, even in tough materials. The heat-treated steel pilot bit ensuring accurate guidance for your drilling tasks. WIDE RANGE OF APPLICATIONS Designed for a variety of materials, including reinforced concrete, masonry, brick, plaster, block, stucco, and other hard materials. This dry core drill bit is suitable for your drilling needs in diverse construction and renovation projects.

Industrial Grade Core Drill Experience superior performance with the KSEIBI core drill bit, engineered to offer industrial-level efficiency for your concrete and masonry drilling tasks.. 4 Inch Core Bit for Concrete This 4 inch core bit is optimized for wet drilling, making it an ideal choice for concrete, masonry, walls, bricks, and block applications.. Drilling Depth Get the job done with a 16 drilling depth, allowing you to reach deeper into your workpiece for more comprehensive drilling operations.. Arbor The 1-14-7 arbor ensures compatibility with a variety of drilling machines. This feature also ensures a stable and secure attachment of the core drill bit during operation.. Diamond Core Drill Bit Equipped with a diamond core bit, this tool guarantees efficient and smooth drilling. The diamond core bit offers superior durability and resilience, even when used on hard materials..

Professional Core Drilling Rig It is equipped with a powerful 1900W pure copper motor, which provides stable output and excellent durability. It has a standard 1-14-inch threaded spindle equipped with an adapter to facilitate the use of a wider variety of drill bits and a rotational speed of 1900RMIN. It is started by a stepless speed variator and is equipped with an overload protection clutch and a start plate lock key function. It supports drilling holes with a diameter ranging from 1 to 5 inches and a depth of 14 inches. With its compact size, it is convenient to carry and operate outdoors, making it the ideal and first-choice tool in the industry.. Stepless Speed Variator It adopts stepless speed variation for starting, which won't cause hand shaking. The rotation speed can be controlled within the range of 01900RMIN, meeting the rotation speed requirements of work. You can control the appropriate operation rotation speed according to different materials or the diameter of the drill bit. Please start with a low rotation speed at the beginning, which makes it easier to operate the drilling rig and accurately position the center of the drilled hole. In addition, a start plate lock key is also configured.. Safety Clutch It is equipped with a safety clutch with an overload protection device. When the load is too heavy or the drill bit gets stuck, the safety clutch will trip automatically to protect the motor from burning out and prevent the user from being thrown by the recoil. This device is specifically designed for safety and provides effective protection for the user. Come and experience our high-quality tools firsthand.. Independent Self-priming Water Pump This is a core drilling rig with complete accessories, a 2-in-1 combination of wet and dry types. It can be used once plugged in, and there is no need to purchase additional accessory tools. It is equipped with 4 wet drill bits and an independent self-priming water pump. There is no need to connect to a water tap. The soft water pipe, which is 3 meters long and long enough, can adapt to different drilling postures in various scenarios, facilitating rotation and outdoor use. In addition, for dry drilling, dry drill bits must be configured.. Drilling Applications Our handheld diamond core drill fully meets professional requirements. With its powerful motor output, it can effortlessly drill holes in materials such as reinforced concrete, asphalt, walls, floors, bricks, and stones. It is applicable for the installation of water and electrical systems, air conditioners, range hoods, kitchen pipelines, stair railings, the repair of highway guardrails, waterlogging drainage, and more.. Core Drill Kit Includes a handheld core drill, 1-14 adapter, 4 wet industrial drill bits 1-14, 2-12, 3-14, 4 in diameter, an auxiliary handle, an extended shoulder rest, a pair of carbon brushes, a self-priming water pump set with 3 meters of soft water hose, gloves and instructions.

10-inch Wet Drilling Our standup core drilling machine with stand can perform wet drilling, and you can feel assured of accuracy when boring holes in a variety of surfaces with a 10 in 26 cm diameter hole capacity. Note The drilling bit is not included.. Capable Coring Efficiency A 2500W powerful motor and 750RPM high-speed gearbox are intentionally taken to complete diversified drilling projects, allowing the operator to adjust based on the specific material being drilled. Max Drilling Depth 23.62 in 60 cm. Arbor Size 1-14 Thread.. Expertly Designed for Security Our diamond core drill rig integrates a secure clutch with an overload protection device to work by automatically tripping when the drill bit becomes stuck or encounters resistance beyond a certain level, further reducing the risk of operator damage and injury during the operations.. Effortless Drilling Our concrete core drill has a rustproof steel forged output shaft to bear more pressure, an upgraded one-touch water pipe connector for a stable water supply, and 2 caster wheels for you to move on various surfaces flexibly.. Built for Heavy-Duty Concrete Drilling Easy to maneuver in drilling reinforced concrete, red brick, marble, and other materials. Our wet diamond core drilling rig will surely meet professional demands and is for more than just home use, and you can quickly install air conditioners, kitchen pipes, stair railings, repair highways, etc..

POWERFUL MOTOR Struggling with slow drilling or hard concrete The Seesii rotary hammer drill packs a 1500W copper motor, 6J impact energy, and 4000 BPM impact rateenough to power through concrete, brick, stone, wood, and metal without stalling. With max drilling sizes of 1.26 concrete, 1.57 wood, and 0.51 metal, it saves time and effort on every project.. 4 FUNCTIONS, 6 SPEEDS Switch between Hammer Drill, Drill, Chisel, and Chisel Alignment to handle a wide variety of projectsfrom wall demolition, tile removal, ceiling installations, to precise wood or metal drilling. The 6-speed adjustment allows you to match power to material hardness, giving you better control and cleaner, more accurate results for both professional and DIY projects.. EASY TO MANEUVER A 360 adjustable auxiliary handle, soft-grip design, and optimized weight distribution provide superior control and reduce user fatigue. Whether youre drilling overhead, chiseling at awkward angles, or working on extended projects, this sds hammer drill remains comfortable and easy to manage.. BUILT TO LAST Built with high-strength forged components, reinforced SDS-Plus chuck, and wear-resistant gears, this rotary hammer is designed to withstand heavy-duty use on job sites. The all-copper motor and precision cylinder ensure long-lasting performance, making it a tool you can rely on day after day.. LOW-VIBRATION COMFORT Long hours on the job can be toughthis tool helps protect you. The safety clutch stops rotation if the bit jams, helps avoid wrist kickback. Plus, the reduced vibration design reduces strain so you can drill and chisel longer with better control, less fatigue, and more precision.. NO LIMITS, NO LAG Unlike cordless tools that require battery swaps, this corded design delivers unlimited runtime, maintaining steady power even during long drilling or chiseling sessions. Perfect for contractors or DIY users who need uninterrupted work on large-scale projects.. COMPLETE KIT Skip the hassle of buying extras. This complete set includes 3 drill bits 81012mm, 2 chisels, auxiliary handle, depth gauge, dust cap, grease, spare carbon brush, wrench, and manual, all packed in a durable case. Open the box, plug in, and start workinga smart choice for contractors, handymen, or DIY enthusiasts..

The core bits is designed for drilling hard granite, marble, engineering stone, concrete, brick. Ideal for drilling the faucet mounting holes in stone countertops, plumbing lines in showers and vanities.. Diameter 5pcsset Welded Diamond Drilling Core Bits,20MM 25MM 35MM 45MM 65MM Total length 100MM, Thread 58-11. High-Quality Diamond and Stong Steel Body extend drilling life and improve the working efficiency.. Dry or Wet Drilling - use wet will greatly prolong the segment life Recomended speed 3000- 6000 RPM,Maximum speed for the bits are 4500 RPM. Dry or Wet Drilling on Angle Grinder Need an adapter for drill or other machine, such as SDS,hex,Round plus shank..

MULTIPURPOSE - designed to drill concrete, concrete with light steel reinforcement or hard masonry. HEAVY DUTY - embedded diamond concentration guarantees longer core life and efficient drilling. ARBOR SIZE - 1-14-7 threaded arbor. DRILLING DEPTH - 14 drilling depth. WETROTARY MODE ONLY - recommended to use with handheld core drills or dedicated core drill rigs rotary mode only, no wire mesh drilling.

ATTENTION This variation kit can only be used with SDS Plus SDS bits--NOT with regular drills, SDS Max, or other types of bitsPLEASE CHECK BEFORE ORDERING. Powerful to drillWeight only 9.5 pounds, especially for overhead or downward drilling applications. Powerful 1,050 Watts 9 AMP motor delivers 1,050 RPM and 4,200 BPM, 3.3 ft.lbs.4.5 Joules of impact energy for fast drilling in concrete, brick, masonry, wall and other hard materials.. Easy to operateYou can quickly switch the 3 specific mode operation for Rotation Only, Hammering with Rotation , Hammering Only by two different switches for multiple applications. Compared with single function switch design, double function switch design can extend the service life.. Easy of use360adjustable accessory handle applies to different work accasion , reduce fatigue and offer a offer a better using experience SDS-Plus bit system provides tool free bit changes with automatic bit locking, dust protection and maximum impact energy transfer.. Security controlOverload clutch protection saves your wrists when the drill bit snags and extend motor's lifespan Aluminum alloy housing design make it very sturdy and durable, even if the machine accidentally fell on the ground it will not be damaged.. Practical toolsThe rotary hammer drill 26FA has a very powerful drilling capacity, ideal for lightweight construction or renovation projects, not for heavy demolition projects. The max drilling diameter for concrete is 1-18 and for metal is 12 and for wood is 1-14. We provide 24 months warranty service..

POWERFUL MOTOR Powered by a strong 6-amp motor, this corded hammer drill delivers up to 3,000 RPM, Impact Frequency up to 48000bpm for reliable performance on demanding jobs. Great for drilling and chipping into wood, masonry, steel, concrete, and wall surfaces for home improvement, renovation.. 2-IN-1 HAMMER DRILL MODES Quickly switch between standard drill and hammer with the top-mounted selector. Use hammer mode for concrete, brick, masonry, and wall drilling, or drill mode for wood, metal, and general household repair tasks.. VARIABLE SPEED DESIGN This electric hammer drill with 12 adjustable speeds, it delivers precise impact control for optimal performance across materialscombining efficiency with operational ease.. 12-INCH KEYED METAL CHUCK The durable 12-inch keyed metal chuck holds bits securely for stable, consistent drilling performance. Built for strength and long-lasting use, it works with a variety of bits for wood, masonry, concrete, and metal drilling tasks.. 360 ROTATING AUXILIARY HANDLE This power hammer featuring an ergonomic rubberized grip for comfortable operation, this tool includes a 360 adjustable side handle.. What You Will Get 1 x Hammer drill, 1 x Auxiliary handle, 1 x Depth guage, 3 x Woodworking flat drill bits 13mm16mm19mm, 3 x Cement drill bits 6mm8mm10mm, 3 x Twist drill bits 6mm8mm10mm , 3 x Woodworking drill bits 6mm8mm10mm..

Versatile Multi-Function Use Whether you need precise drilling or mixing cement, paint, or glue, this core drill machine handles it all with ease. The symmetrical auxiliary handle ensures comfort and stability, even during extended use. Quickly switch between different modes to meet a variety of construction needs.. Powerful Core Drilling Efficiency Equipped with a 2000W motor and adjustable speed, this core drill rig can handle hole sizes ranging from 0.8-6.3 in 20-160 mm effortlessly. Whether drilling large or small holes, this tool ensures every task is efficient and precise.. Handheld Design for Maximum Control The core drilling machine features optimized weight distribution and structural design, allowing easy handling in various construction environments. Whether working in tight spaces or at elevated heights, you can easily adjust the drilling angle and depth for perfect results every time.. Wet Dry Cutting Capabilities Our concrete core drill supports both dry and wet cutting modes. Dry cutting is ideal for fast drilling in dry environments or high-efficiency scenarios, while wet cutting reduces dust and heat, providing enhanced safety and comfort during operation.. Engineered for Precision Drilling The coring drill is designed for easy operation when drilling through reinforced concrete, red brick, marble, and more. It meets professional standards and is versatile enough for various tasks like installing air conditioners, kitchen pipes, stair railings, and even highway maintenance..

Size --2pcsNote 2 in one box,1 1828mm, diamond height 10mm, total length 65mm,Triangle shank diamond core drill bit. Wide Applications --Diamond core bits are worked great for dry drilling holes through hard porcelain tile, ceramics,bathroom tile,granite marble, masonry, concrete, glass, hard plastic with ease. Using water could prolong the lifetime. Super Quality Raw Material --Using vacuum brazed technology ,which increases resistance to temperature and friction,to make the diamond particles better attach to the core steel,imporve the performance and lifetime.Constructed with high grade diamond grit for effortless cutting and improved durability in tough applications.High-quality core steel body helps to be more efficient and durable, not easy to deform. High Performance --Special design of spiral groove at the top of bit helps for chip removal,Wax inside the drill bit helpful for Cooling and Lubrication. Machine --Suitable for any electric drill,hand drill,Bench Drill, When use Angle Grinder,please install angle grinder drill chuck.

Size -3pcspack 146mm, diamond height 8mm, total length 65mm,quick-fit 6.5mm,diamond grit 5060 of diamond core drill bit. Wide Applications --Diamond core bits are worked great for dry drilling holes through hard porcelain tile, ceramics,bathroom tile,granite marble, masonry, concrete, glass, hard plastic with ease. Using water could prolong the lifetime. Super Quality Raw Material --Using vacuum brazed technology ,which increases resistance to temperature and friction,to make the diamond particles better attach to the core steel,imporve the performance and lifetime.Constructed with high grade diamond grit for effortless cutting and improved durability in tough applications.High-quality core steel body helps to be more efficient and durable, not easy to deform. High Performance --Special design of spiral groove at the top of bit helps for chip removal,Wax inside the drill bit helpful for Cooling and Lubrication. Machine --Suitable for any electric drill,hand drill,Bench Drill, When use Angle Grinder,please install angle grinder drill chuck.

Handheld Stand-Compatible The core drill machine's handheld mode is perfect for tasks requiring flexible mobility and precise control, such as home repairs and small drilling projects, making operation smoother and more convenient. The stand mode provides strong support for larger projects and high-stability drilling tasks.. Handheld Stand-Compatible The core drill machine's handheld mode is perfect for tasks requiring flexible mobility and precise control, such as home repairs and small drilling projects, making operation smoother and more convenient. The stand mode provides strong support for larger projects and high-stability drilling tasks.. Wet Dry Cutting Capabilities Our concrete core drill supports both dry and wet cutting modes. Dry cutting is ideal for fast drilling in dry environments or high-efficiency scenarios, while wet cutting reduces dust and heat, providing enhanced safety and comfort during operation.. Professional Accessories Included The core drilling machine comes with a 3.3 in 83 mm drill bit, enabling you to complete large-diameter drilling tasks with ease. It also includes two carbon brushes and a double-ended wrench for quick and easy maintenance.. Engineered for Precision Drilling The coring drill is designed for easy operation when drilling through reinforced concrete, red brick, marble, and more. It meets professional standards and is versatile enough for various tasks like installing air conditioners, kitchen pipes, stair railings, and even highway maintenance..

2-in-1 Diamond Drill Bit Combines precise drilling and smooth edge trimming for tile, glass, marble, ceramic, and granite. Easily creates holes cleans edges. The essential multi-purpose tool for DIY enthusiasts and home remodeling projects. Premium Diamond Grit Vacuum Brazed Technology Engineered with industrial-grade diamond particles and vacuum brazing technology, our drill bits ensure maximum durability and heat resistance. Dry Wet Drilling Flexibility Built-in cooling lubricant allows dry drilling, while water can be added for extended bit life. Great for effortless cutting through ceramic, porcelain, masonry, glass, marble, granite, and more. Hex Shank for Secure Grip 14 quick-change hex shank fits securely in electric drills, cordless drills, or benchtop drills. No slipping wobblingjust precise drilling at speeds of 2000 RPM or higher for optimal performance and extended tool life. Multi-Size Kit for Versatile Use Includes 10 pieces - 14, 516, 38, 12 6mm, 8mm, 10mm, 12mm to handle projects from small DIY crafts to large-scale renovations. Clear size markings ensure easy identification.

MULTIPURPOSE - designed to drill soft brick and building block. HEAVY DUTY - embedded diamond concentration guarantees longer core life and efficient drilling. ARBOR SIZE - 58-11 threaded arbor. DRILLING DEPTH - 9.5 drilling depth. GRIT SIZE - 3040 grit size.

BLUEROCK Model 10Z1 Concrete Asphalt Core Drill. Can drill up to 10 Max Hole. Dual Speed 460900RPM. Wet Drilling Capable with suppled water hose connection. Core bit pictured is not included, shown for scale. See other listing for core bits.

BLUEROCK Model 4Z1 Handheld Core Drill for Concrete, Asphalt, Cement, Rebar reinforcement, Brick and Stone. 110V Motor Dual Speed 2100rpm950rpm. Portable Handheld Unit Can be used in optional stand, not included. New improved water hose assembly with metal fittings and hardware for wet drilling. Removable shoulder rest stock, locking trigger onoff switch, carrying case, extra brushes, operation manual included. Integrated Vertical and Horizontal drilling fluid bubble levels for precise drilling. Industry Standard 1-14 Threaded spindle end fits Bluerock brand wet type diamond core bits. DRILL BIT PICTURED IS NOT INCLUDED.

Concrete Core Drill PACKAGE DEAL. BLUEROCK Tools 4Z1WS Concrete Asphalt Core Drill. Comes with 1, 2, 3 and 4 Core Bits. New improved water hose assembly with metal fittings and hardware for wet drilling. Dual Speed 2100RPM950RPM. ATTENTION This item ships in 2 separate boxes. Amazon may mark the order as delivered when the first package arrives. The second package may still be in transit. Use the tracking number to view the full shipment details with FedEx to see the status of both packages..

BLUEROCK Tools Model 8Z1 Concrete Core Drill. 8 Max Core Hole Capacity. Overload Protection 110V, 60Hz, 2400W. Wet Drilling Capable with suppled water hose connection. Core bit pictured is not included, shown for scale. See other listing for core bits. Arbor size is 1 14 7UNC. Heavy Duty coring drill for concrete, asphalt, masonry, brick, tile, stone. 2 Wrenches, 3 hex wrenches, 2 spare brushes.

DT-DIATOOL Diamond core drill adapter DD-BL to DD-BS for HILTI DD160E DD200 DD250E DD350. Hilti DD-BL Chuck to 1-14-7 BS Threaded Bit Connection, total length 115MM. Fit the 1 14UNC or 12 BSP thread diamond core bits on Hilti Machine DD 160E250E200350 Through this adapter. Good strength adapter is made from a solid piece of steel.

Extended Drilling Reach This drill bit extender provides additional reach, enabling extended drilling in elevated or deep-hole scenarios like ceilings and high walls. Lightweight Construction Crafted from high-grade aluminum alloy with protective coating, this extension rod combines lightweight design with high tensile strength, ensuring durability and extended service life compared to steeliron alternatives. Wide Compatibility Works with standard 1-14-7 UNC threaded diamond core drill bit and drilling machines for granite, concrete, brick, and masonry materials. Hollow Design Features hollow structure enabling water circulation in wet drilling applications for effective cooling and dust control. Quick Installation Simple thread connection allows fast assembly between drill machines and diamond core drill bits for bits dia 1.8 without extra tools.

Part Number505352801 529839001 529 83 90-01 HQ529839001. Compatible With505 35 28-01 Carbon Motor Brush Set Compatible with DMS 240 Concrete Core Drilling Machine. MaterialCarbon Brushes are made of high-quality graphite materials that can effectively conduct current, reduce energy loss, and ensure efficient operation of motors. Carbon brushes have high wear resistance and can maintain stable performance during long-term friction, with a long service life. Applicable ScenariosWorn brushes are a common cause of intermittent operation, weakened electric braking, and decreased motor power in Concrete Core Drill Machines. If the core drill motor is not running smoothly or has reduced power.During routine maintenance to prevent motor failure. If the brushes are visibly worn down typically less than 14 inch remaining. Timely replace Carbon Brushes to restore normal operation of the core drilling machine. Packaging IncludesYou will receive 2Pcs Carbon Motor Brush,Please Confirm that the parts are the correct ones you need before purchasing.

Comprehensive Concrete Hole Saw Kit This 4-piece core drill bit set combined with a 7-piece concrete hole saw provides all the essential concrete tools needed for efficient drilling and cutting in various construction projects. Durable and High-Performance Each concrete cutter is expertly designed to handle tough materials, ensuring longevity and precision. The masonry concrete hole saw kit is perfect for both professionals and DIY enthusiasts seeking reliable performance. Versatile Applications Ideal for well drilling and construction tasks, this concrete hole saw kit can easily cut through concrete, masonry, and other tough materials, making it perfect for water well drilling and other applications. SDS Plus Compatibility Featuring a water drill bit quick connector, our concrete tools integrate seamlessly with SDS Plus systems, providing fast and efficient bits change and enhancing your drilling experience. Satisfaction Guaranteed We stand behind our products with a responsive after-sales service. If you encounter any issues with the concrete hole saw or construction tools, our dedicated support team is ready to assist you promptly.

Size--Diameter31615144pcsWorking Depth2-385162pcs3812Working Depth3-18.. Wide Applications Use for dry drilling softer materials masonry, concrete avoid reinforcing steel, bricks, wood, plastic PVC pipes, foam tiles, antique tiles, glazed tiles, cement. Machine --Triangle Shank is suitable for electric hand drill,bench drill.

Premium Diamond Grit Vacuum Brazed Technology Engineered with industrial-grade diamond particles and vacuum brazing technology, our drill bits ensure maximum durability and heat resistance. Dry Wet Drilling Flexibility Built-in cooling lubricant allows dry drilling, while water can be added for extended bit life. Great for effortless cutting through ceramic, porcelain, masonry, glass, marble, granite, and more. Hex Shank for Secure Grip 14 quick-change hex shank fits securely in electric drills, cordless drills, or benchtop drills. No slipping wobblingjust precise drilling at speeds of 2000 RPM or higher for optimal performance and extended tool life. Multi-Size Kit for Versatile Use Includes 5 pieces - 14, 516, 38, 12 6mm, 8mm, 10mm, 12mm to handle projects from small DIY crafts to large-scale renovations. Clear size markings ensure easy identification. Best Practices for Extending Drill Lifespan Begin by opening the C pressure slot at a 45-degree angle, transition to a vertical position gradually. For easier handling, guide the bit with a wet sponge.

Powerful Core Drilling Efficiency Equipped with a 3500W motor, this core drill machine handles hole sizes from 0.8-11.8 in 20-300 mm effortlessly. Whether you're drilling large or small holes, it ensures efficient and precise results every time.. Wet Dry Cutting Capabilities Our core drill rig supports both dry and wet cutting modes. Dry cutting is ideal for fast drilling in dry environments or high-efficiency scenarios, while wet cutting effectively reduces dust and heat, providing enhanced safety and comfort during operation.. Professional Accessories Included The core drilling machine comes with a 5 in 127 mm drill bit, allowing quick completion of large-diameter drilling tasks. It includes two carbon brushes and a double-ended wrench for convenient and quick maintenance.. Engineered for Precision Drilling The diamond concrete core drill is designed for easy operation when drilling through reinforced concrete, red brick, marble, and more. It is particularly suited for large-scale professional projects, such as installing air conditioners, kitchen pipes, stair railings, and even highway repairs.. Portable Handle Design The ergonomic handle design of the coring drill makes transportation easier and more convenient. It enhances the comfort of carrying the tool and reduces the risk of bumps during transport, ensuring smooth and secure handling every time..

22 IN ONE-7PCS hole saws 1-31630mm, 1-91640mm, 250mm, 2-916 65mm,3-18 80mm,3-1516 100mm,4-516 110mm 1x sds plus connecting rod300mm, 8-21321x sds max connecting rod300mm, 8-2132 1x sds plus connecting rod110mm, 4-5163x center positioning drill bits 1x Adaptor bar, 3x dust bag, 3 Allen wrenches, 2 screws.. Preminum Quality Tungsten Carbide Made of tungsten steel and carbide, our hole saw kit boasts high tensile strength. It is extremely hard, providing excellent wear resistance valued in cutting tools, drills, and abrasives. It is highly resistant to corrosion, even in aggressive environments.. USAGE MATTERS Gift with 3pcs dust collector help yyou minimize messes with dust while holw saw working. Since the hardness difference of the stonesbricks, hole saw need a bit more time than normal, please use it with flowing water when work on high hardness material, it will reduce the abrasion of the hole saw.. SDS Plus SDS Max Shank connecting rod The hole saw kit provides three different connecting rod SDS PLUS 110mm,300mm and SDS MAX 300mm, Extra gift1x Adaptor bar which are suitable for different devices. Easily drills walls, stones, bricks,or installation of air-conditioning, oil fume exhauster,sewer pipeline hole open and so on.. Product Improvement The set comes with a quick-change drill connector, the previous old version was fixed with screws and was easy to get stuck when using it, this new upgraded connector can quickly and easily install and dismantle the centering drill without any deviation in operation.. Using Tips If you want to disassemble the centering drill, you can press and hold the switch of the centering drill fixture, keep the switch in the pressed state, the centering drill can be easily disassembled.. Caution The connector should be placed inside the product with a diameter of 110mm. When in use, it can be easily seen upon picking up. After installing the connector, the screw on the connecting rod can be either installed or not. After attaching the connector, insert the center drill and rotate until you hear a click sound. Tighten it before use..

For your own safety, please read the manual carefully before using and strictly comply with the rules of Precautions. Correct using and proper maintenance methods can increase its lifespan.. POWERFUL MOTOR Equipped with a robust 1500W 13 Amp motor, this rotary hammer delivers 0-950 RPM and 0-4350 BPM with 4.43 ft.lbs. 6 Joules of impact energy, making it perfect for drilling and chipping through concrete, brick, masonry, cement, and other tough materials. Whether you're a professional contractor or a DIY enthusiast, this tool ensures fast, efficient, and reliable performance for all your heavy-duty tasks.. EASY TO OPERATE Easily switch between 4 modes with the rotating dial Drilling with hammering for drilling woodmetal, Rotation with hammering for heavy duty work, Hammer Only for concrete or brick, and chisel position adjustment adapt to variety of work scenarios which are easy to switch. This versatility allows you to tackle a wide range of tasksdrilling, grooving, breaking, and morewithout needing multiple tools.. 360 ADJUSTABLE AUXILIARY HANDLE The 360 rotatable auxiliary handle provides multi-directional operation flexibility, ensuring comfort, stability, and precision in tight or complex spaces. Whether you're working overhead or in narrow corners, this feature reduces fatigue and improves control, making it ideal for professional-grade projects.. PACKAGE INCLUDE Rotary hammer 1 SDS-Plus drill bits8mm,10mm,12mm3 SDS-Plus 10-inch chisels2 Auxiliary handle1 Replaceable carbon brush 1 set Grease1 Spanner1 Dust proof cap1 Carrying Case1 User Manual1..

Drilling diameter 16mm 0.63 drilling depth 10mm 0.39 shank size 9.5mm 0.37. Non-slip triangle shank fits most electric hand drills and bench drills.. Applications Suitable for drilling concrete, masonry, hard brick, ceramic tiles, marble, stone, engineering stone, brick, vitrified tiles, and other hard materials.. Wet Drilling Only To prolong the using life, it is recommended to be used with water for cooling and lubrication.. Large Clearance Hole Facilitates the entrance of cooling water and the escape of chips and other particles from drilling to aid in faster cutting and coring.. Sharp Cutting Edge The core drill bits cut clean and fast holes, and make drilling process much easier. Can be used on an electric hand drill or another machine, such as an angle grinder, hex, or round plus shank..

Used for drilling soft brick, soft masonry, concrete block, rebar concrete, ceramic tiles, marble, engineering stone, vitrified tiles, etc.. 40mm Diamond Core Drill Style Bit. Cut perfect circles. Can be used on an electric hand drill or another machine, such as an angle grinder, hex, or round plus shank.. Made of diamond with precision drilling speed and long life use.. Wet or Dry use.To prolong its using life, must be used with water for cooling and lubrication.. Small incision resistance,feature drilling stably, fast speed, not breaking the border. Facilitates the entrance of cooling water and the escape of chips and other particles from drilling to aid in faster cutting and coring..

Powerful Fast Drilling This core drill is equipped with a robust 3000W motor and spins at 800 RPM, delivering fast, efficient drilling. It handles holes up to 8 in 200 mm with a 14-7 in threaded output shaftideal for heavy-duty tasks. Superior Hole Quality Our diamond core drilling machine features both wet and dry drilling. The wet drilling option flushes out debris and cools the bit with water, reducing dust and improving hole smoothnessgreat for indoor renovation work. Enhanced Security Stability The built-in clutch automatically stops the drill when it hits hard resistance to save you and the core drill machine. Plus, the water-seal-free design avoids common water seal failures and keeps your workflow steady. Built to Last Crafted with a lightweight yet tough aluminum body, this core drill rig resists wear and tear while keeping fatigue low. The reinforced PVC water hose is crack-resistant, and the steel output shaft delivers consistent accuracy. Professional Kit Comes fully loaded. This concrete core drill includes eight premium drill bits 1 in, 2 in, 3 in, 4 in, 5 in, 6 in, 7 in, 8 in that cut through reinforced concrete, brick, marble, and more. It is ideal for all your drilling needs.

Complete Core Drill Set Includes 1 dry core drill bit OD2.5 inch, 1 pilot bit, 1 drift key and 3 adapters 58-11 male thread to SDS MaxPlus 12 Hex for compatibility with most standard drills and hammer drills. For best results, use included adapters with guiding bitcompatibility with other brands may vary. See the user manual. Precision Design Instant Positioning - No need pre-drilling guide bit by DaduoRi designed, enabling seamless start-to-finish operation without mode switching. The sharp pilot tip instantly penetrates surfaces for faster, more accurate positioning. Important Remove center bit after positioning. Improved Cutting Segment Formula Features a newly cutting segment with higher durability, this core drill bit with pilot bit effectively drills through low to medium-reinforced concrete. Tested on 8 thick concrete with 12mm rebar 8-10 holes per bit.. Upgraded-Welded Segments - Reinforced construction minimizes tooth breakage ROTATION mode only. DaduoRi's coring bits alaways design to simplify drilling tasks for both professionals and DIYers. Compatible Materials This concrete core bit drills efficiently through brick, mortar, cinder block, and low to medium-reinforced concrete with rebar, making it suitable for HVAC, plumbing work.

POWERFUL MOTOR Our ENRH3201 high-performance electric rotary hammer features a 13Amp industrial motor with 5.5 feetlbs 7.4 joules impact energy, making it suitable for heavy duty concrete work. The heat resistant copper wire motor ensures long working periods without overheating. The anti-dust bottom structure extends the lifespan of the hammer. FOUR FUNCTIONS Our rotary hammer offers four different functions of drill only mode suitable for wood, steel, etc., hammer only mode suitable for concrete or brick, hammer drill mode suitable for heavy duty work and chisel position adjustment to adapt to variety of work scenarios which are easy to switch. Easily switch between functions using our two different switches. The double function switch design extends the service life by 100 compared to single function switches. THOUGHTFUL HUMANIZED DESIGN For your safety and comfort, we have designed the ENRH3201 with a safety clutch protection to protect your wrist from high torque force. The 360 adjustable handle allows for easy handling in different work scenarios. Our upgraded double layer anti-vibration system effectively reduces vibrations and minimizes fatigue. The PU soft grip handle prevents slipping, ensuring a comfortable and secure grip during use. DRILLING CAPACITY The ENRH3201 rotary hammer drill has a maximum drilling diameter of 1.25 inch for concrete and 0.5 inch for metal. With a no-load speed of 820 rmin and a max impact frequency of 4200bpm, our rotary hammer delivers efficient and powerful performance. The sds-plus chuck allows for quick and secure bit changes, ensuring uninterrupted progress on your projects. SPECIFICATION The bare machine weight of ENRH3201 rotary hammer is 12.58 Lbs. The dimensions are 15.36 inches L x 10.24 inches W x 4.53 inches H. The total weight includes all accessories is 18.1Lbs. and overall shipping dimensions are 17.32 inches L x 13.46 inches W x 4.96 inches H. You can use it to remove tiles or demolishing brickwork. It is also suitable for masonry, concrete and brick. WHAT YOU WILL GET Purchase includes ENRH3201 rotary hammer x 1 sds-plus drill bits 8mm, 10mm, 12mm x 3 sds-plus 10-inch chisel x 2 Auxiliary handle x 1 Replaceable carbon brush x 1 set Lubricant Grease x 1 Dust proof cap x 1 Carrying Case x 1. This all-inclusive kit equips you for success, making it a valuable choice for professionals and DIY enthusiasts alike.

Heavy Duty Core 12Z1 LRBTS Core Drill. Two Speed Gearbox. Large Rolliong Base with Tilting Stand. Water Assembly for wet core drilling. Core bit pictured is not included, shown for scale. See other listing for core bits.

PACKAGE DEAL BLUEROCK Model 4Z1 Core Drill 1-4 Bits. Wet Core Bits included 1, 2, 3 and 4. New improved water hose assembly with metal fittings and hardware for wet drilling. 1-14 7 UNC Standard Spindle. Dual Speed 2100rpm950rpm.

BLUEROCK Tools Model 10Z1RB Concrete Core Drill. 10 Max Core Hole Capacity, Large Heavy Duty Rolling Base. Dual Speed Function Overload Protection. Wet Drilling Water connection. Core bit pictured is not included, shown for scale. See other listing for core bits.

BLUEROCK BRAND Model 8Z1 Concrete Asphalt Core Drill. Comes with 1, 2, 3, 4, 5, 6, 7 and 8 Wet Coring Bits. 110V, 2400W. High Output Core Drill with Stand. 8 Max Rated Holes.

Dry drilling diamond core bit designed for fast, clean holes in concrete, brick, block and masonry walls. No water needed, ideal for indoor jobs, renovation and on-site installation.. Upgraded 10mm turbo diamond segments deliver faster cutting speed and longer service life than standard segments. Reduced vibration for smoother, more stable drilling.. Comes with 2 adapters 38inch Hex Shank Adapter 1 and 58-11 Thread Male to SDS Plus Shank for SDS Plus Drills 1 for wider compatibility with different drills and grinders. Universal 58-11 thread fits most angle grinders and core drilling machines. Quick install, no extra tools required.. Working depth up to 9.5 241mm with total length 11 280mm, ideal for drilling through thick concrete walls and masonry blocks in one pass.. Perfect for electrical boxes, plumbing pipes, vent holes and wall openings. Heavy-duty steel body with balanced design for safer dry drilling. Backed by quality guarantee and responsive support..

POWERFUL MOTOR AOBEN electric Rotary Hammer Drill is equipped with 13 Amp 1500W motor that delivers powerful impact energy to complete heavy duty projects on concrete, Masonry and metal.. EASY TO OPERAT Three function modes can be easily switched - hammer only chiselling-only, hammer drill hammering and rotation, and drill only rotation only . There are double switch buttons to change the functions which can last longer compare with single switch button.. ERGONOMIC DESIGN AOBEN Roto hammer drill adopt ergonomic design with Rubber and 360 degree adjust handle provides a comfortable use feeling . SDS-plus hammer drill can guarantee the users safety and well designed heat dissipation motor and double anti-dust bottom structure can extend the hammer's use life.. TOOL KITS AOBEN hammer drill set include 3 pcs drill bitssize of 8mm,10mm and 12mm, 1 pc flat chisel, 1 pc point chisel, a dirt proof boot, motor lubricant, 2 pcs of spare carbon brush Portable Carrying Case provides the perfect storage.. MULTIFUNCTION AOBEN Professional rotary hammer Applies to wood,masonry,concrete and steel. Max 1-14 inch drilling diameter for concrete and for metal is 12 inch..

COMPONENTS INCLUDED 5 hole saw-30, 40, 65, 80, 100mm 1-316, 1-916, 2-916, 3-532, 3-1516, 2 connecting rod-300mm 11-1316 with SDS-Plus and SDS-Max, 3 center drill, and 5 spring pad.. PERFORMANCE 1. The new generation wall cutter has seen a significant improvement in overall performance. 2. The swing range of the product has been greatly reduced, ensuring a more secure and stable grip when handling the impact drill. 3. Both the hole cutter and the center drill are very easy to install and remove.. CENTER DRILL 1. The center drill is designed to remain securely in place during the hole-cutting operation. Its self-tightening thread design ensures enhanced concentricity and stability. 2. The alloy teeth of the center drill feature a cross-shaped design, which provides increased stability and precision during both positioning and operation.. CONNECTING ROD 1. The optimized connecting rod provides greater stability during the hole-cutting operation. 2. The connecting rod features a designated wrench slot, simplifying the detachment of the hole saw and center drill.. APPLICATIONS 1. Suitable for drilling into materials such as concrete, adobe, cement, brick, wall, and sandstone. 2. Ideal for creating holes for socket boxes, air conditioners, water pipes, water heaters, oil pipelines, and drainage systems..

PACKAGE DEAL Includes 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 Diamond Wet Core Bit Set. BLUEROCKTools 10Z1RB Coring Drill. 110V, 2600W, Dual Speed 460 RPM 900 RPM. For concrete, asphalt and masonry drilling. BLUEROCK Tools Brand. ATTENTION This item ships in multiple boxes. Amazon may mark the order as delivered when the first package arrives. Remaining packages may still be in transit. Use the tracking number to view the full shipment details with FedEx to see the status of all packages..

ATTENTION This rotary hammer can only be used with SDS Plus SDS bits--NOT with regular drills, SDS Max, or other types of bitsPLEASE CHECK BEFORE ORDERING. Efficient Use The lightweight rotary hammer weighs only 7.19 lbs. and is ideal for overhead or downward drilling applications.The SDS-Plus bit system offers tool-less bit changes and maximum impact energy transfer. Power 9 AMP motor delivers 0-1,100 RPM and 0-5,300 BPM, 2.21 ft.lbs.3 Joules of impact energy for fast drilling in concrete, cement, brick, masonry and wall. 4 Modes Multi-function selector offers 4 modes of operation Rotation only, rotary hammer, hammer only and Vario-lock for multiple applications. Vario-lock is allowed for desired positions of hammer. Convenient Use Equipped with forward and reverse buttons for easy removal of tightened bits. Variable speed trigger with locking button to accurately start the drill and reduce fatigue. Comfort Built-in safety clutch disengages torque transmission if the bit gets into a bind. The vibration control system ensures comfort during prolonged use. We provide 24 months warranty service.

High-performance Drilling CapabilityOur core drill bits boast a cobalt content 4.5 times higher than that of standard core bits which only contain 10 cobalt. This significantly enhances the hardness of the base materialreaching HRC 70, a level close to carbide hardnessthereby reducing wear, boosting heat resistance, and doubling the service life compared to conventional drill bits.. Industrial-grade SegmentsEngineered for high-speed cutting of reinforced concrete with a diameter of 25mm, our diamond core drill bit feature a sturdy structure paired with advanced laser welding technology. This design effectively prevents blade breakage, ensuring reliable performance in tough industrial applications.. Versatile CompatibilityEquipped with two adapters a hex adapter for heavy-duty, high-torque drilling machines and an SDS Plus adapter for small to medium-sized, lightweight drilling machines. This broad compatibility ensures flexibility and applicability across various drilling scenarios note do not use in hammer mode.. Technical ParametersDiameter 6 12165.1mm Drilling Depth 11279.4mm Thread Type 58-11 Total Length 12304.8mm Diamond Segment Height 10mm.. Wide Application RangeSpecifically designed for drilling through a variety of materials, including concrete, red bricks, tiled masonry, cinder block walls, asphalt, and rock. It is particularly ideal for installation tasks such as air conditioning, piping systems, and range hoods..

Package Include Total 11pcsset 7pcs core drill bits 14''6mm,34''19mm,1-38''35mm,2''51mm,3''76mm,4''102mm 1pc 45''20mm finger milling bit 1pc 2''50mm beveling chamfer bit 1pc hex adapter 1pc sds adapter diamond height of drill diameter 10mm and below, diamond height 10mm diameter 19mm and above, diamond height 15mm. Application Suitable for drywet drilling Porcelain Ceramic Tile Marble Granite, etc. Diamond core drill bits for drilling holes. Beveling chamfer bit and finger milling bit for shape, enlarge and round bevel existing holes. Hex or SDS adapter could change the connection of diamond bits from 58''-11 thread to hex or sds. High-quality Diamond High-quality base steel, high-quality diamond provides to improve the efficiency of hole drilling. Vacuum Brazed Technology Vacuum brazed technology provides higher processing efficiency and longer working life. Dry or Wet use. Wet using will prolong the working life and get better drilling effect. Recommended Machine 58''-11 Thread Angle Grinder. Less than 100mm Recommended speed 6000RPM, maximum speed 11000RPM. 100mm and above Recommended speed 3000RPM, maximum speed 6000RPM. If you want to use electric drill or other machine, you can use Hex or SDS adapter in the package. Use electric drill Before starting drilling, please confirm your drill's RPM, at least over 2000RPM. Faster the RPM, longer the drill bit's working life.

STABLE LIFTING Equipped with sharp high-quality drill bits, easily loosening the reinforced concrete wall. Ergonomic handle and large base support, easy and stable lifting, no displacement.. FUNCTION The gear mechanical clutch is built into the gear box . When the high-speed rotating drill is locked, the gear and the motor are mechanically separated in time to ensure that the motor also prevents accidental damage to the user, greatly improving Quality and safety of the product.. HIGH EFFICIENCY The motor has strong load capacity and high hole expansion efficiency. The service life of the carbon brush load is up to 150 hours. The power cord used in the mid-plane should be more than 2 square.. WIDELY USED The diamond core drilling rig has dual functions. It can be placed on the ground or on the wall to drill holes vertically. Suitable for drilling reinforced concrete, red brick, marble and other materials, such as installing air conditioners, pipes, stair railings, highways and airports.. SERVICE GUARANTEE RudiUsoy products provide free lifetime warranty and replacement parts policy. If you have any questions about the product, the customer service department will reply to you within 24 hours..

Powerful Two-Speed Operation Our diamond core drilling machine has a powerful 1500W motor with two-speed settings up to 1880 RPM. The low-speed setting allows for precise drilling in dense materials, while the high-speed setting enhances efficiency in softer surfaces. Versatile Drill Bit Compatibility Our core drill rig comes with a 2-inch industrial-grade drill bit and a standard 1-14-7 UNC threaded arbor, allowing compatibility with bits up to 4 inches. This versatility ensures seamless drilling in concrete, brick, and rock. Durable and Reliable Construction Our core drill rig features a rugged, rustproof steel output shaft designed to withstand high pressure while securely holding drill bits for optimal performance. This durability ensures long-lasting use in demanding environments. Enhanced Comfort Steady Water Supply Our power-operated drilling rig features a slip-resistant grip handle that minimizes vibration for precise drilling. It also includes an upgraded hose fitting and hose for a steady water supply, ensuring efficient operation in all your projects. Compact Maneuverable Design With its compact design, this drilling machine offers easy maneuverability for drilling through reinforced concrete, red brick, and marble. Its lightweight build ensures effortless transport and access to tight spaces.

Professional Core Drilling Rig It is equipped with a powerful 1900W pure copper motor, which provides stable output and excellent durability. It has a standard 1-14-inch threaded spindle equipped with an adapter to facilitate the use of a wider variety of drill bits and a rotational speed of 1900RMIN. It is started by a stepless speed variator and is equipped with an overload protection clutch and a start plate lock key function. It supports drilling holes with a diameter ranging from 1 to 5 inches and a depth of 14 inches. With its compact size, it is convenient to carry and operate outdoors, making it the ideal and first-choice tool in the industry.. Stepless Speed Variator It adopts stepless speed variation for starting, which won't cause hand shaking. The rotation speed can be controlled within the range of 01900RMIN, meeting the rotation speed requirements of work. You can control the appropriate operation rotation speed according to different materials or the diameter of the drill bit. Please start with a low rotation speed at the beginning, which makes it easier to operate the drilling rig and accurately position the center of the drilled hole. In addition, a start plate lock key is also configured.. Safety Clutch It is equipped with a safety clutch with an overload protection device. When the load is too heavy or the drill bit gets stuck, the safety clutch will trip automatically to protect the motor from burning out and prevent the user from being thrown by the recoil. This device is specifically designed for safety and provides effective protection for the user. Come and experience our high-quality tools firsthand.. Independent Self-priming Water Pump This is a core drilling rig with complete accessories, a 2-in-1 combination of wet and dry types. It can be used once plugged in, and there is no need to purchase additional accessory tools. It is equipped with 4 wet drill bits and an independent self-priming water pump. There is no need to connect to a water tap. The soft water pipe, which is 3 meters long and long enough, can adapt to different drilling postures in various scenarios, facilitating rotation and outdoor use. In addition, for dry drilling, dry drill bits must be configured.. Drilling Applications Our handheld diamond core drill fully meets professional requirements. With its powerful motor output, it can effortlessly drill holes in materials such as reinforced concrete, asphalt, walls, floors, bricks, and stones. It is applicable for the installation of water and electrical systems, air conditioners, range hoods, kitchen pipelines, stair railings, the repair of highway guardrails, waterlogging drainage, and more.. Core Drill Kit Includes a handheld core drill, 1-14 adapter, 4 wet industrial drill bits 1-14, 2-12, 3-14, 4 in diameter, an auxiliary handle, an extended shoulder rest, a pair of carbon brushes, a self-priming water pump set with 3 meters of soft water hose, gloves and instructions.

Diameter 32mm 1-14,diamond length 10mm,total length 65mm,Triangle shank.. Vacuum drywet brazed diamond drilling bits Core bits with triangle shank.. Can be used without water,Dry or wet drilling.. Triangle shank design can be gripped tightly that won't slip out easily,used in 10mm 38 in Hand Drill, Bench Drill.. Multi-purpose drilling for granite marble,masonry,concrete,tileceramic,stone,etc..

diameter 6mm 14 Inch,diamond length 8mm,Round shank. Multi-purpose drilling for granite marble, masonry, concrete, tileceramic, glass, hard plastic,All-Purpose Drilling. Wax inside for cooling,our Diamond Tipped Drill Bits have wax cores built-in for Cooling and Lubrication.Special Designed with Hole and Groove in the Side of Drill Bit for Removing Stone Chips. Dry drilling without water,Use water for longer time. Vacuum Brazed diamond technology provide very high efficiency,cuts faster,durable and sturdy.

It is perfect for demolition, trenching, chipping, breaking holes in concrete, block, brick, tile stucco, housing foundation removal, concrete slab, oil chimney and much more. Adjustable 360 degree foregrip provides extra control that makes it easy to conveniently adjust based on the positioning you need for the job at hand. Available for Home and Commercial with the voltage of 110v60 HZ, it's suitable for you to use it at home and business. It accepts 1-18 in. hex shank bits Delivers 1800 BPM for fast demolition. Including Electric Demolition Jack Hammer with 16 bull point chisel, 16 flat chisel, pair of protective gloves, protective goggles, hex wrenches.

Superior Laser-Welded Design Diamond Core Drill Bit Features advanced laser-welded diamond segments for enhanced durability and faster drilling through tough materials.. Core Drill Bits for Multi-Material Application Perfect for drilling through concrete, brick, block, stone, masonry, marble, and more, making it ideal for various construction and installation tasks.. Enhanced Performance in Concrete Drilling The bit's premium diamond grits and aluminum alloy core ensure smooth, efficient, and precise drilling.. Chip Removal Slots between Diamond Segments Equipped with specially designed chip removal slots to prevent clogging and maintain smooth operation.. Standard Compatibility The 1-14-7 thread works with most standard core drill rigs, offering versatility and ease of use..

IMPORTANT Drill bit set is not included.. 2 Speed Power Drill Get greater control over your Lithium-Ion cordless drilldriver with an improved 2-speed gearbox 0-350 RPM 0-1350 RPM and 16 different torque settings available to use with, Maximum 320 In-lbs torque can easily drill through wood, metal, plastic, and other materials.. Multi-Purpose DrillDriver Kit This 20V MAX cordless drill features as versatile tools and can be equipped not only for screw driving and heavy drilling but also for spinning brush cleaning and so on. The electric drill kit comes with drill brushes make it easier for you to clean the bathtub, bathroom sink, faucet, tile, shower, and carpet, etc. Extended reach attachment help brush to clean the tight spaces or hard-to-reach areas.. 38 Keyless Chuck and Ergonomic Design 20V Cordless Drill offers both power and control with its soft grip, ergonomic design, 38 keyless chuck, and a lightweight of only 2.3lbs. Keyless chuck for fast and easy bits changes with a double-ended screwdriver bit included so you can start your projects straight away.. Powerful Battery Pack The Avid power 20V Cordless Drill Set is supplied with a powerful Lithium-Ion battery which allows for more power and up to 25 more run time than a standard battery, no self-discharge, and is always ready for use.. What's Included 20V Cordless drill, Lithium-ion battery, charger, cleaning brush, metal belt hook, Instruction manual, and a double-end driver bit..

-Diamond Core Drill Bit with Laser-Welded Segments for Durability Advanced laser welding technology ensures longer-lasting, high-frequency welded diamond teeth for efficient and precise concrete drilling. - Versatile Drilling Capabilities Core Drill Bits Perfect for drilling cured concrete with rebar, brick, block, masonry, stone, marble, and more, ideal for installing air conditioner pipes, range hoods, and stair railings. -Concrete Hole Saw with Efficient Chip Removal Innovative chip removal slots and stable concentric shaft design offer smooth, fast drilling operations with reduced bit wear. - Premium Construction Made with high-quality diamond grits and an aluminum alloy core, this bit offers unparalleled toughness and extended service life. - Easy to Use Designed for wet drilling to enhance performance and longevity simply start at a vertical position and drill deep with ease.

8 inch Max Drilling Diameter Our core drilling machine generates extreme power because of its 3980W copper motor. Maximum Speed 750RPM. Maximum Coring Diameter 8205 mm. More importantly, the 4.25108 mm core bit in the picture is included.. Durable Construction As the machine will work upside down, so water would unavoidable flow on to the drill machine. In this case, our drilling rig has a rustproof steel forged output shaft and waterproof copper water inlet for a long-lasting water supply.. Thoughtful Security Design We also provide overload protection system and an upgraded cooling system. They are designed for avoiding burn-in and prolonging the service lifespan of the drilling press machine.. Ergonomic Handle Stable Base It features an ergonomic handle and large base support for effortless drilling or getting oblique holes. The aluminum guide rail makes the drill rig's movement more smooth and accurate.. Wide Application The wet diamond core drilling rig can be widely used in drilling reinforced concrete, red brick, marble, and other materials. It is perfect for installing air conditioners, pipes, stair railings, and repairing highways, etc..

12 inch Max Drilling Diameter Our core drilling machine generates extreme power because of its 4800W copper motor. Maximum Speed 500RPM. Maximum Coring Diameter 12305 mm. More importantly, the 4.25108 mm core bit in the picture is included.. Durable Construction As the machine will work upside down, so water would unavoidable flow on to the drill machine. In this case, our drilling rig has a rustproof steel forged output shaft and waterproof copper water inlet for a long-lasting water supply.. Thoughtful Security Design We also provide overload protection system and an upgraded cooling system. They are designed for avoiding burn-in and prolonging the service lifespan of the drilling press machine.. Ergonomic Handle Stable Base It features an ergonomic handle and 45-degree rotatable large base support for effortless drilling or getting oblique holes. The aluminum guide rail makes the drill rig's movement more smooth and accurate. Two casters for easy transport.. Wide Application The wet diamond core drilling rig can be widely used in drilling reinforced concrete, red brick, marble, and other materials. It is perfect for installing air conditioners, pipes, stair railings, and repairing highways, etc..