Diamond Core Drill Bit M14s of 2025
Best Choice1
SALI20% OffSALI Wet Diamond Core Drill Bits 14" (355mm) Diameter, 15" (380mm) Drilling Depth, Turbo Laser-Welded Segments(Wavy Teeth) with x1-1/4-7 Thread Core Bit for Rebar Concrete Brick Block Masonry Stone
Main highlights- Versatile uses: Our concrete core drill is designed for drilling concrete, red brick, tile masonry, rebarr reinforced，asphalt，marble, rock, stone and other materials on conditions, such as installing air conditioners, pipes, stair railings, highways, and airports, etc
- Simple operation:The core drill can be used wet only . Start drilling at the vertical position and continue to dig deep. Water can prolong the service life
- Humanized structure: Our diamond wet coring bit features chip removal holes, highly regular saw teeth, and concentric axes design. The innovative design allows it high drilling performance while keeping a long lifetime
- Efficient & smooth drilling: This diamond core drill comprises premium aluminum alloy components, and high-quality diamond grits ensure longer coring life recommended to use with handheld core drills or dedicated core drill rigs
- Diameter: 14.5"/380mm, inside barrel depth(drilling depth): 15""/380mm,thread type: industry standard 1-1/4-7"(please note:1-1/4"-7 thread size come without any adapters)
9.9Exceptional
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Value for Money2
FACHLICHFACHLICH Diamond Core Drill Bits Set - Tile Hole Saw Kit 6/8/10/25/35/50/75/127MM+20F with 2" Diamond Beveling Chamfer Bits for Porcelain Ceramic Tile Granite Marble(11PCS)
Why we love it
Long-lasting diamond drill bits.
Versatile for multiple materials.
Easy to switch between tools.
9.8Exceptional
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3
LYXUAN14PCS Diamond Core Drill Bits Set,6/6/8/19/25/35/51/75/100mm Tile Hole Saw+20mm Finger Bit+50mm Chamfer Bit+Hex Adapter for Porcelain Tile Ceramic Marble Granite
Main highlights- Wide Application:Diamond drill bits can be widely used for dry or wet drilling of porcelain tiles,granite, marble,stone, masonry and other similar materials.Not for wood,glass and any metal material.Diamond milling bit and chamfer bit cannot be used for drilling,just for enlarging,trimming or beveling holes
- Recommended Machine:Angle Grinder. Recommend RPM: 6000. Faster the RPM, longer the drill bit's working life. If you fit them on hand drills, you can use hex adapter.And don't use hammer or impact mode
- Premium Kit Combination:Core drill bits are used to drilling holes; finger bit for enlarging holes; chamfer bit for trimming holes. Dry or wet use. Wet drilling with less debris for longer life.If you want to use on electric drill, there have SDS or HEX handle adapter
- Package Includes:Hole Saw two 15/64" (6mm),5/16" (8mm),3/4"(19mm),1"(25mm),1-3/8" (35mm),2"(51mm),2-15/16" (75mm), 3-15/16" (100mm);125mm emery slicing,50mm chamferer,25mm thumb drill,1 M14-HEX,1 M14-SDS. Easily store and carry our hole saw tool kit in our storage case
- Chip Removal Design: Specially designed holes on both sides of the drill for fast chip removal and drilling efficiency
9.5Excellent
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4
Mgtgbao1Pcs Core Drill Bit Adapter M14 Female to 3/8" Hex Shank for Thread Diamond Hole Saw.
Main highlights- ➽Widely Use:Can fit M14 tools to your 3/8-Inch Hex Shank machine through this Adapter, for exmaple fit the M14 core bits to your Electric Drill with 3/8-Inch Hex Shank;
- ➽Size: M14 Female thread, Total length 72MM, shank length 45MM.
- ➽M14 thread core bits can be fitted on Hammer drill or electric drill with 3/8" Hex Shank arbor.
- ➽Application:Core Drill Adapter M14 female to 3/8" Hex Shank for Hammer Drill, Rotary Hammer Drill Core Drilling.
- ➽1PCS Adapters for core drill bit, Diamond Grinding Wheel...(Change Connection).
9.3Excellent
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5
MayCadosMayCados Adapter for XLOCK to M14 Thread Apply to Angle Grinder Cutting Blade Diamond Core Drill Bit Adapter + M14Flange Lock Nut
Main highlights- Whether you're a contractor or a DIY enthusiast, this adapter is the perfect addition to your tool kit.
- The stainless steel material is not only strong and long-lasting, but it is also rust-resistant, ensuring that it will hold up against the toughest conditions. Excellent material, assured performance, precision, longevity, stability, and reliability.
- The X-lock adapter connects regular threaded products to the X-lock angle machine, eliminating the need to purchase additional X-LOCK mount designs or machines to match existing ones.
- It is superior workmanship and Good design makes you more hearty when you use it.
- All Arbor of 22.23mm saw blades can be placed directly. Eliminates the need to install an inner flange nut.
9.2Excellent
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6
dashapDiamond Hole Saw Kit,14 PCS Porcelain Tile Drill Bits Set 6/6/8/19/25/35/51/75/100mm,Diamond Core Drill Bits Set for Ceramic, Granite,Porcelain
Main highlights- 【high Quality】This diamond hole saw kit uses vacuum brazed diamond technology and is made of high quality diamond and high carbon steel. It enables fast and smooth drilling
- 【Wide Application】Diamond drill bits can be widely used for dry or wet drilling of porcelain tiles,granite, marble,stone, masonry and other similar materials
- 【Premium Kit Combination】Core drill bits are used to drilling holes; finger bit for enlarging holes; chamfer bit for trimming holes.If you want to use on electric drill, there have SDS or HEX handle adapter
- 【Package Includes】Our diamond hole saw kit provides 14PCS, including Hole Saw two 15/64" (6mm), 5/16" (8mm), 3/4"(19mm), 1"(25mm), 1-3/8" (35mm) , 2"(51mm), 2-15/16'' (75mm), 3-15/16" (100mm); 1emery slicing,1 chamferer,1 thumb drill,1 M14-HEX,1 M14-SDS,1 M14. Easily store and carry our hole saw tool kit in our storage case
- 【Easy To Carry】 Aluminum portable carrying case is included for easy carrying and storage to protect the diamond tools.Reasonable product collocation meets most work demands
9.0Excellent
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7
DT-DIATOOLDT-DIATOOL Diamond Core Drill Bits 19/25/35/45/51/65mm with 20mm Finger Bit and 2 Adapters for Porcelain Tile Ceramic Marble Granite Vacuum Brazed Hole Saw Kit
Main highlights- Totally 9pcs/box; 6pcs(19/25/35/45/51/65mm) drill bits + 1pc 20mm finger bits + 1pc hex shank adapter + 1pc M14 adapter.
- Recommended machine: Angle Grinder. Recommended RPM 6000.Maximum RPM 11000.
- Hex adapter: 5/8"-11 male thread, 3/8" hexagon shank;
M14 adapter: 5/8-11 male thread to M14 female thread; - Finger bit: Diameter 20mm, 5/8-11 thread, total Length: 65mm. Workable length 50MM, Grit #50/60.Finger Bits for grinding,enlarging or shaping holes on porcelain ceramic tiles, granite, masonry,marble,concrete,etc.
- Durable and Sturdy. Vacuum brazing technology makes the diamond firmly bonded to the matrix, and the diamond exposure is higher, the processing efficiency is higher, and the service life is longer.
- Drill bits: Diameter 19mm-65mm, 5/8-11 thread, total Length 75mm(3 Inch);diamond height 15mm. Drills Bits for dry or wet drilling holes;
- Adapters change 5/8 Inch-11 thread to 3/8-Inch hexagon shank or M14 thread and allow your bits to fit a wider range of machines.
8.8Very Good
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- Totally 9pcs/box; 6pcs(19/25/35/45/51/65mm) drill bits + 1pc 20mm finger bits + 1pc hex shank adapter + 1pc M14 adapter.
8
DT-DIATOOLDiamond Core Drill Bit Set Hole Saw Kit for Porcelain Tile Ceramic Tile Marble Granite Stone Size of 3/4" 1-1/8" 1-3/8" 1-3/4" 2" with 20mm Finger Milling Bit and 2 Adapters
Main highlights- The thread of all bits are 5/8"-11, the hex shank&M14 adapters could change the arbor from 5/8"-11 to Hex shank and M14.
- Diamond milling bit is used for enlarging, shaping or rounding bevel existing holes in porcelain, pard ceramic, marble and granite
- Designed for dry or wet drilling porcelain tile granite marble masonry brick and all similar materials
- All bits are produced in Vacuum Brazed technology, which could provide longer working life, fast and smooth drilling.
- 8pcs in total, 5pcs diamond core drill bits(19/28/35/45/51mm), 1 pc 20mm diamond finger milling bit, 1pc 5/8"-11 Male to 3/8" Hex Shank Adapter, 1pc 5/8"-11 Male to M14 Adapter.
8.7Very Good
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9
JERUIFOXDiamond Hole Saw Kit Tile Drill Bits, 11 PCS Diamond Core Drill Bits Set 6/8/10/19/25/35/51/65mm+50mm Chamfer Saw +20mm Finger Bit+SDS Adapter Porcelain Hollow Drill Hole Saw for Ceramic, Granite
Main highlights- Widely Applicable Scenarios: This diamond hole saw set is suitable for various materials such as tiles, marble, granite, bricks, stones, etc., meeting your diverse cutting needs and making your cutting work more effortless
- Suitable For Multiple Machines: The diamond core drill bits kit is suitable for angle grinders with 5/8"-11 thread. Suggested working speed is 6000RPM; The maximum speed is 11000 RPM. This kit is equipped with an SDS 5/8 "-11 shank adapter that can be used to connect to handheld drills and bench drills. Please ensure that the drilling speed is not less than 2000RPM
- One Set Is Enough: Our 8 PCS diamond core drill bits set 1/4"(6mm), 5/16"(8mm), 3/8"(10mm), 3/4"(19mm), 1"(25mm), 1-3/8"(35mm), 2"(51mm), 2-1/2"(65mm) can complete all drilling work for tiles, marble, artificial stone, and granite; The 4/5"(20mm) diamond finger bit used for enlarging, ream, cleaning rough holes or repairing edges; The 2"(50mm) beveling chamfer bit can be used for enlarging, shaping, polishing, cleaning, trimming, precision machining, rounding or chamfering existing rough holes
- Dry & Wet Dual Use Design: All diamond tile hole saws are treated with special high-temperature resistant brazing technology. The hole saw has large clearance holes, which facilitate rapid cooling and dust removal during the cutting process. You can directly dry drill or add water as a coolant to extend the service life of the hole saw
- Brazing Process & Durable: Our diamond hole saws uses advanced brazing technology to firmly weld lengthening & thickened diamond particles to the saw blade, ensuring that the saw blade is not easily detached during the cutting process. Its durable characteristics provide guarantees for high-precision cutting, powerful cutting speed, and drilling stability
8.4Good
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10
SALISALI Diamond Core Drill Bits 3" Diameter 10"/254mm Drilling Depth 5/8-11" Thread Core Bit Turbo Laser-Welded Segments for Cured Concrete with Rebar, Brick, Block, Masonry, Stone with Two Adapters
Main highlights- Versatile Uses: Our concrete core drill is designed for drilling concrete, red brick, tile masonry，brick and cinder block wall，asphalt，marble, rock, stone and other materials on conditions, such as installing air conditioners, pipes,range hood etc.
- Simple Operation: This core drill best be used dry . Start drilling at the vertical position and continue to dig deep.
- Package:3" core drill bit *1 ; 3/8inch Hex Shank Adapter *1 and 5/8"-11 Thread Male to SDS Plus Shank for SDS Plus Drills *1
- Efficient & Smooth Drilling: This diamond core drill comprises premium stainstell components, and high-quality diamond grits ensure longer coring life，and features chip removal holes, highly regular sawteeth, and concentric axes design.
- Diameter: 3"/76mm , Inside barrel depth(drilling depth): 10"/254mm,Thread Type: Industry Standard 5/8-11"
8.2Good
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