Best Mine Drilling Bit

Hex Shank Cobalt Metric Drill Bit Set 15 PCS (1.5mm-8mm), Quick Change High Speed Steel Impact Driver Hex Drill bits for Metal, Steel, Wood, Plastic, Aluminum Alloy

  • ...Advantages】The hexagonal handle specially made for quick replacement of drill bits is an upgraded version. Compared with the ordinary hexagonal handle, it shows excellent performance, prevents the drill bit from peeling off the hexagonal handle, and effectively keeps the hexagonal handle locked during impact drilling. Cobalt drill bit is more durable than titanium drill bit..
  • 【Complete grinding process and 135 ° points】 The fully ground spiral groove blowdown waste quickly reduces friction and heat, thus providing faster, cooler and more efficient drilling performance.
  • 135 ° split point with straight handle can prevent slipping and make drilling stable and accurate. No center punch is required..
  • 【Quick replacement】 1/4-inch (about 0.6cm) hexagonal handle base is suitable for most pistol drilling and drilling presses, which is easier and safer to install without slipping and falling off..
  • 【Multi purpose】 It is suitable for small drills of wood, plastic, steel plate (≤ 5mm), aluminum alloy and other soft metals. Ideal for DIY projects, home maintenance and repair, not for glass, ceramics or concrete dri....
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Lichamp 29PCS HSS Cobalt Drill Bits Set 1/16" to 1/2" with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 29PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/2-inch in 1/64-inch increments..
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Lichamp 21PCS HSS Cobalt Drill Bits Set 1/16" to 3/8" with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 21PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 3/8-inch in 1/64-inch increments..
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6PCS Ceramic Tile Drill Bits, Mgtgbao Masonry Drill Bits Set for Glass, Brick, Tile, Concrete, Plastic and Wood Tungsten Carbide Tip for Wall Mirror and Ceramic Tile with Size (6mm-12mm).

  • _6 pieces fine grade high durable drill bits in 4 different sizes: that is 2 x 6 mm(1/4"), 1 x 8 mm(5/16"), 1 x 10 mm(3/8"), 1 x 12 mm(1/2") fit your different needs.
  • _ High Quality Multi-purpose Drill Bit Set: Tungsten Carbide Tipped for prolonged life and heavy-duty use.
  • _Special Design: U type slot design with fast drilling dust remove, 3-flats shank allows drill bit to be held tightly and stably in power drill..
  • _Cut Perfect Circles Holes: Suitable for glass, ceramic tile, wood, ceramic, stone, concrete, brick, etc. When drilling hard material (glass, porcelain floor tile, marble or granite), please use water for lubrication.
  • _ One drill bit replaces two drill bits (1x glass & tile drill bit + 1x Mansonry drill bit). Ideal for drilling fastner holes in bathroom tiles, or wall mirrors. Once it drills through the tile or mirror this drill bit will cope easily with any masonry behind it.
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amoolo Masonry Drill Bit Set 5pcs, Concrete Drill Bits with Carbide Tip (1/4”-1/2”) for Brick, Tile, Cement, Ceramic, Glass, Plastic, Etc.

  • 【Industrial Grade】amoolo concrete drill bit,industrial strength carbide drill bit tip with revolutionary pyramid design ensures hardness, abrasion resistance and drilling power. Able to easily penetrate various materials..
  • 【Popular Size】The masonry drill bit set includes most popular diameter range:1/4"(6mm)*2pcs, 5/16”(8mm)*1pcs, 3/8”(10mm)*1pcs, 1/2”(12mm)*1pcs. Fits most drill tools like hand drill,charging drill,bench drill etc..
  • 【Multi-Functional】Augtouf concrete drill bit set, ideal for drilling holes on concrete, brick, glass, ceramic, tile,wood, and soft metal.Please control the speed when drilling,and use water for cooling or lubrication if necessary..
  • 【High-Efficiency&Long Life】U Type Slot design enables fast and efficient dust removal.
  • 3-Flats Shank allows drill bit to be easily plugged without slipping.
  • YG8 tungsten carbide tips with higher hardness and wear-resistance ensures a longer performance life..
  • 【Warranty】-If you are not fully satisfied for any reason, please feel free to contact us via Amazon for 100% refund or replacement..
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12 pcs Concrete Drill Bit and Masonry Drill Bit Set,Carbide Drill Bit, Diamond Drill Bits and Tile Drill Bits Suitable for Tile/Concrete/Brick/Glass/Plastic/Wood etc.

  • ❶HIGH-QUALITY HARD ALLOY: The cutter head is made of cemented carbide. Hardness up to 45HRC, Triangular cutter head resistance is smaller. And it can improve work efficiency, higher hardness than ordinary drill bit, more wear-resistant..
  • ❷EXQUISITE CRAFTSMANSHIP: The surface of the drill bit is treated by fine polishing, and the new electroplating process can prevent the drill bit from rusting and prolong the life of the drill bit..
  • ❸15 PCS DRILL BIT SET WITH 6 DIFFERENT SIZES: 5/32” (4mm), 3/16” (5mm),1/4” (6mm), 5/16” (8mm) ,3/8” (10mm), 1/2” (12mm) fit your different needs..
  • ❹NEW DESIGN: U-shaped drain groove, spiral handle design, easy to remove chips during work, smoother drilling..
  • ❺WIDELY USAGE: It can be used for drilling walls, bricks, ceramic, wood, glass, tiles, stainless steel, concrete, etc. Remember to add Water or coolant when drilling..
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Makita D-59178 18 Pc. Assorted Drill Bit Set

  • OUR ADVANTAGE COMPARED TO OTHER DRILLS:Compared with ordinary drills, JOERIC 's drills are harder and longer than ordinary triangular drills. The positioning of alloy cross-heads is also more accurate. Black electroplated drills are not prone to rust..
  • SMOOTH HOLE: Position drill by making slight dent with the tip before drilling. Small incision resistance. Feature drilling stably, opening neat, smooth, no broken edges, no tremor phenomenon, chip easily..
  • HIGH QUALITY-Carbide with a reinforced head that prevents bit cracking and provides a longer lif..
  • EASY TO EVACUATE CHIPS :U type slot design with fast drilling dust remove,1/4 Hex shank allows drill bit to be held tightly and stably in power drill..
  • PACKAGE INCLUDES:10Pcs masonry drill bit with 5 different sizes 3pc 3/16” (5mm), 3pc 1/4” (6mm), 2pc 5/16” (8mm).
  • 1pc 3/8” (10mm) and 1pc 1/2”(12mm) for various purposes, to meet the daily needs of your work..
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Snappy Tools 5pc Self Centering Hinge Drill Bit Set Spring Loaded Proudly Made in the USA.

  • 1 each of 5/64", 7/64", 9/64", 11/64", 13/64" Hinge Bits..
  • Accurate drilling of holes for hinges, handles, draw slides and more. Quickly and easily change from one bit to the next..
  • Standard hex shank - fits all power bit quick change chucks..
  • Use hinge bits for accurate drilling of holes for hinges, handles, drawer slides, etc. They have standard hex shank - fits all power bit quick change....
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4 inch Deep Hole Saw Carbide, 2.36” Cutting Depth for Multiple Material Hardy Plank MDF Wall Tile 10X More cuts 5X More Faster

  • 1, The Carbide Tipped Teeth hardness HRC overs 80. It’s more hard, more shape, longer life. Up to 10X times more Cuts than standard bi-metal hole saw drilling for Hardy plank. Up to 5X times more Speed than standard bi-metal hole saw drilling for Hardy plank..
  • 2, The big slot design is to remove the plug easily. Up to 5 times Faster than standard hole saw..
  • 3, Max cutting depth:2.36 “( 60mm) . Replaced the following drill bits: Spade bit, Forstner bit, Auger bit, bi-metal hole saw..
  • 4, Ideal drilling for multiple materials: Hardy Plank, Hard wood(not with nail), Drywall, MDF, Fiberglass, Wall Tile, Air Brick, Plasterboard. Cutting material MOHS hardness :Not up to 6 . For use in standard rotary drills. Not for use in Hammer mode..
  • 5,This carbide hole saw cutter includes: 4”(102mm) carbide tipped hole saw , 1 of 0.34”(8.6mm) hex shank arbor, 1 of Ø1/4”x4.3”(110mm) silver HSS pilot drill bit for wood. 1 of Ø1/4”x4.3”(110mm) carbide tipped pilot drill bit for hardy plank, stone, wood..
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Bosch GBH2-28L 1-1/8' SDS-plus Bulldog Xtreme Max Rotary Hammer and 7 Piece Carbide-Tipped SDS-plus Rotary Hammer Drill Bit Set with Storage Case HCK001

  • Robust 8.5 amp motor – delivers 2.4 ft.-Lbs. Of impact energy for reliable bulldog performance.
  • Kickback control – uses an integrated sensor to stop tool rotation during bit bind-up situations.
  • Counter-balanced vibration control – improves user comfort during drilling or chiseling applications.
  • INNOVATIVE: The Bosch HCK001 Drill Bit Set features patent pending, optimized 4-flute design to reduce bit stress when drilling, keep the bit running cooler, and for fast dust removal.
  • LONGEVITY: Bosch-made, carbide-tipped bit heads are harder, tougher and more resistant and durable to extreme loads for longer tool life and faster performance in masonry.
  • VERSATILE: Set includes one of each HC2010, HC2040, HC2051, HC2061, HC2081, and two HC2041 for handling a wide variety of heavy-duty drilling applications including concrete, brick, block and more.
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