ReviewsCore Drill Bit

YaeKoo Square Hole Mortise Chisel Drill Bit Set, HSS Woodworking Hole Saw Mortising Chisel Hole Drill Bits 6/25\ 1/4\ 5/16\ 3/8\ 2/5\ 1/2\ 9/16\ (7 pieces)

  • This item includes 7 different sizes mortise chisel drill bit 6/25 inches (6 mm), 1/4 Inch (6.4mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 2/5 inches (10 mm), 1/2 Inch (12.7mm), 9/16 Inch (14mm). They can meet your different ordinary need. Each square hole drill bit is packed in a single plastic case, easy to maintain..
  • These square hole mortise chisels drill bit are made of high-speed steel / HSS, with heat treatment, high hardness, lengthened core, high concentricity features..
  • These 7 pieces woodworking morstising chisel bits is with high performance flute design geometry, which can offer superior chip extraction..
  • These woodworking drill bits are with long drill core and square chisel, which allow you to lock the hole on the wood easily, can reduce labors, speed up the construction speed, reduce construction costs..
  • These woodworking morstising chisel bits can be used with most mortise and drill accessories. They are widely used for woodworking aspects in construction, installation, renovation, decoration industry, etc..
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Diamond Core Drill Bit Set - BRSCHNITT Diamond Hole Saw Kit for Porcelain Tile Ceramic Marble Granite Drilling Triangle Shank 11pcs 6/8/10/20/25/28/32/35/50/65mm bits &2“ Chamfer bit

  • ✔Size Diamond drill bit -1/4" 5/16" 3/8" 4/5" 1-1/8" 1" 1-1/4" 1-3/8" 2" 2-4/7"（6/8/10/20/25/28/32/35/50/65mm bits &2“ chamfer bit）diamond height 10mm, total length 65mm,with Triangle Shank.
  • ✔Size Diamond chamfer bit :2" Inch (50mm), 50 mm workable length, Grit #80,with Hex Shank total lenght 70mm Top Angle 60 degree,.
  • ✔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.
  • ✔Machine --Suitable for any electric drill,h....
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3 inch concrete diamond hole saw - Granite Tile Masonry Stone Marble Wet Dry Core Drilling Coring Drill Bits by STADEA

  • Stadea 3 inch concrete masonry granite tile diamond hole saw bit core drill bit for stone coring core drilling cutting.
  • Wet Dry Drill/Core through Concrete, Granite, Masonry, Tile, Stone, Marble sharply with precision.
  • Aggressive and durable diamond segments, Segment Height 9 MM, Width 24 mm, Thick 3.5 mm.
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5 pcs Square Hole Mortise Chisel Drill Bit Tools Different Sizes 1/4\ 5/16\ 7/16\ 1/2\ 5/8\

  • 1. Package includes 5 different sizes mortise chisel drill bit 1/4 Inch (6.4mm), 5/16 Inch (8mm), 7/16 Inch (11mm), 1/2 Inch (12.7mm), 5/8"(16mm). They can meet your different ordinary need. Each drill is packed in a single plastic case, easy to maintain..
  • 2. The square hole mortise chisels are made of high-speed steel / HSS, heat treatment, high hardness, lengthened core, high concentricity..
  • 3. These woodworking morstising chisel bits is with high performance flute design geometry for superior chip extraction..
  • 4. Woodworking drill bit sets with long drill core and square chisel, easy to lock the hole on the wood, can reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs..
  • 5. These woodworking morstising chisel bits set fit all mortising machines and drill press attachments, mainly used for woodworking aspects in construction, installation, renovation, decoration industry, etc..
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Dry Type 2″ Diamond Dry Coring Bit – Concrete Core Drill by BLUEROCK Tools

  • 2″ Dry Type Diamond Core Bit BLUEROCK Tools Brand.
  • 2” Outside Diameter, Overall Length: 11″ Approximate, Inside Barrel Depth: 10″ or 255mm.
  • For concrete, asphalt, brick, stone, rock and tile masonry.
  • Ventilated and ribbed for efficient dry core drilling.
  • Our BLUEROCK brand core drills have a 1 1/4″ spindle. Please see the 1 1/4” to 5/8” adapter if using this bit with our core drill.  .
  • Rotary use only. Do not use a hammer action..
  • See our other listings for Dry Core Bit Sets and Z1 Core Drills.
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Oudtinx Diamond Drill Bit Set, 10 PCS Glass Hole Saw for Tiles Glass Ceramic Marble Bottles DIY,6mm - 30mm

  • SMALL RESISTANCE: Small incision resistance, opening speed is quickly, easy removal of chips and other advantages.Also help to open accurately. Large chip holes to ensure that when the punching smooth, punching accurate..
  • DURABLE: Nickel-plated with a diamond dust coating offers superior performance and cutting strength.Extended service life.This diamond drill bits are high quality and good performance that excellent for making clean and accurate hole..
  • IDEAL FOR: This diamond coated core drill bit removes a complete circle from glass, marble, tiles,granite, ceramic or other.Reduced drill speeds, low drill pressure and increased use of water lubrication will extend drill bit life considerably..
  • TIP: Can be used with a standard electric drill (not included), Always use lubrication (water), otherwise the diamond core drill will burn. Warnings: Not for use on Concrete or for depths beyond about 1/2".
  • Water is required for lubrication when drilling..
  • 10 SIZES: Total 10 different sizes (6mm,8mm,10mm,12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 30mm).Different sizes meet your different needs,help you in different places..
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8 Pack Diamond Drill Bits Set for Granite Ceramic Marble Tile Stone Glass Hard Materials, Integrated Coolant for Fast Dry Drilling, Size 3/16” 1/4” 5/16” 3/8” 1/2” in Storage Case, Round Shank

  • Full Size Set: 8 Packs of Dry Diamond Core Drill Bits 2 pieces of 3/16inch (5mm), 2 pieces of 1/4inch (6mm), 2 pieces of 5/16inch (8mm), 1 piece of 3/8inch (10mm) and 1 piece of 1/2inch (12mm).
  • Dry Drilling Design: Each Diamond Drill Bit is integrated with wax lubricant inside.
  • it will melt and cool the bit tip to prevent diamond loss, let the bit cool after each hole.
  • Clean Holes in Tiles: Dry Diamond Core Bit set equipped with Vacuum Brazed Diamond Technology, able to drill clean holes in all types of tiles, porcelain, granite, ceramic (not for wood).
  • Precise Design: Built with Round Shank compatible with most popular electric Drills, Angle Grinders, Bench Drills.
  • Special Side flutes design can remove debris faster.
  • First Class Customer Service: 8 Packs Diamond Drill Bits set coming in a heavy-duty case for easy access and safe storage.
  • if you need any assistance in using the item, please feel free to contact us.
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Mgtgbao 8PCS Black Dry Diamond Drill Bits Set, Ceramic Tile Core Drill bit for Many Hard Materials Granite Marble Tile Ceramic Stone Glass (NOT for Wood) Round Shank with Size 3/16~1/2 inch.

  • ☪Upgraded Dry Drilling Design : Mgtgbao Diamond Drill Bit integrated with wax lubricant inside which melts while dry drilling and cools the cutting surface.
  • Water can be used as additional cooling to prolong the life of the bit. Surface plating can prevent the drill bit from rusting..
  • ☪Multiple Size Dry Diamond Core Drill Bit: The diamond drill bit set contains 5 pieces of dry diamond bits different sizes, including 2pc 3/16” (5mm), 2pc 1/4” (6mm), 2pc 5/16” (8mm) , 1pc 3/8” (10mm), 1pc 1/2” (12mm) fit your need..
  • ☪Widely Compatibility: black diamond drill is designed in round shank, which is compatible with most machines, such as hand drill, angle grinder, bench drill, also can be matched with side flutes help to remove debris and drill holes smooth and fast.
  • Depth mark is also useful for precise project..
  • ☪Easy To Carry: These Diamond drill bits are prevented from being in a gray box, and can be put back into the box for storage after you use it..
  • ☪Wildly Application: Mgtgbao dry diamond drill set can be applied for drilling clean holes to hard materials, which especially fits well for tiles, porcelain ground, granite ceramic glass mirror marble stone masonry brick and so on.
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Diamond Core Drill Bit Set-4/5" 1" 1-3/8" 2" 3" 4" Diamond Hole Saw,for Porcelain Tile Ceramic Marble Granite Drilling with 5/8-11 Thread（20 25 35 50 75 100mm）

  • ✔Size --Diamond drill bit 4/5" 1" 1-3/8" 2" 3" 4"（20 25 35 50 75 100mm）, diamond height 10mm, total length 60mm, 5/8-11 thread of the tile drill bit..
  • ✔Wide Application of drill bit --Worked great for porcelain tile, ceramics, bathroom tile,marble granite,stone,masonry, brick 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.
  • ✔Fast And Smooth Drilling --Special U-groove tooth shape and chip removal design of the tile hole cutter creates a high sharpness, you could drill smoothly with no broken edges.
  • ✔Machine --angle grinder (direct connection) or electric drill (with adapter ).
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100TECH Core Drill Bit Arbor Adapter for Threaded Diamond Hole Saw 3/8 Round Shank with Triple D Cut 5/8 -11 Drill Adapter

  • 1) 5/8"-11 Thread to Connect The Diamond Drill Bit..
  • 2) 3/8" Round Shank with Triple D Cut to Connect the Core Drill Chuck. The Triple D Cut design Assures no Shank Slippage During Use..
  • 3) [Update Version]We received Feedback From Customers Who Said that Old Adapter is Easy to Bend or Twist . We Have Added Heat Treatment....
  • 4) [Note] The Outer Diameter of The Core Drill Bit Should be Less Than 2 1/2". Otherwise It will Bent or Broke..
  • 5)[Surface treatment] Black Oxide Finish.
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Mgtgbao Green 6PCS Dry Diamond Drill Bits Set, Core Drill bit for Many Hard Materials Granite Marble Tile Ceramic Stone Glass (NOT for Wood) Hex Shank Diamond Hole Saw Kits with 3/1 6to 9/16

  • ☪Upgraded Dry Drilling Design : Mgtgbao Diamond Drill Bit integrated with wax lubricant inside which melts while dry drilling and cools the cutting surface.
  • Water can be used as additional cooling to prolong the life of the bit. Surface plating can prevent the drill bit from rusting..
  • ☪Multiple Size Dry Diamond Core Drill Bit: The diamond drill bit set contains 7 pieces of dry diamond bits different sizes, including 1pc 3/16” (5mm), 1pc 1/4” (6mm), 1pc 5/16” (8mm) , 1pc 3/8” (10mm), 1pc 1/2” (12mm) , 1pc 9/16” (14mm) fit your need..
  • ☪Widely Compatibility: black diamond drill is designed in round shank, which is compatible with most machines, such as hand drill, angle grinder, bench drill, also can be matched with side flutes help to remove debris and drill holes smooth and fast.
  • Depth mark is also useful for precise project..
  • ☪Easy To Carry: These Diamond drill bits are prevented from being in a gray box, and can be put back into the box for storage after you use it..
  • ☪Wildly Application: Mgtgbao dry diamond drill set can be applied for drilling clean holes to hard materials, which especially fits well for tiles, porcelain ground, granite ceramic glass mirror marble stone masonry brick and so on.
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