ReviewsCenter Cutting Drill Bit

NEIKO 10181A Step Drill Bit Set 3 Piece Spiral Grooved for Faster Drilling Step Bits for Stainless Steel Metal Wood Plastic Unibit Cone Drill Bits with 31 Step Sizes Total

PREMIUM STEP BIT: Each unibit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal..
STEP DRILL BIT FOR METAL: With a split point tip that accelerates cutting speed while preventing angled walking away from center line of bore, drilling holes in metal is fast, efficient, and clean..
SPIRAL DESIGN: The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 31 step sizes, each hole made with these step bits will be precise..
QUICK-CHANGE: The 1/4-inch hex shank makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools..
INCLUDES: Each bit set comes with 3 drill bits of a combined 31 sizes to add to your drilling arsenal: 13 step drill (1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2-inch) 6 step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2-inch) and 12 step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8-inch)..

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Anbull Carbide Hole Saws Hole Cutter Set 9 Piece Stainless Steel, Includes 6-Piece Hole Cutter 2-Piece Pilot Drill Bits 1-Piece L-Wrench and Molded Plastic Case, Long Life Hole Saw Kit for Hard Metal

High Quality: Adopt tungsten carbide material, unique cutting-edge grinding technology, sharp and wear-resistant, not easy to break, drilling high efficiency and fast chip removal, extremely long service life..
Fast Cutting & Chip Removal: Use high-strength, high-sharp tungsten carbide blades,and anti-vibration gear design, fast and durable. Arc-shaped chip pocket design, conducive to the smooth discharge of iron filings, reducing chip jamming, and conducive to chip holding at the limit cutting depth..
Precise Cutting: Stepped pilot drill bit design, precise center positioning, providing fast and precise incision, and with step cutting function, effectively decompose the cutting resistance of the centering drill, reduce the impact force at the moment of drilling through and avoid chipping of the cutting edge.
And Pilot Drill Spring Design, control the displacement of the cutting edge, avoid damaging the drill bit by sudden cutting..
Scope of Application: Used with power drill, magnetic drills, benchtop drills to quickly and accurately cut stainless steel, sheet metal, cast iron, mild steel, aluminum and FRP less than 5 ....

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12Pcs Steel Chisel Combination Set, Through-Hole Perforated Alloy Electric Hammer Drill Bit, Suitable for Household Lightweight Maintenance

Titanium Coating: Classic construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise counter sinking and hole smooth clean..
The sway is small: you can open a beautiful aperture without using the center punch. No need to use the center punch, it is not easy to break. On-site construction, a variety of specifications for a step drill..
Unique step structure: one drill can open a variety of sizes and sizes, and one step drills to a box of drill bits.It is possible to deburr, chamfer, open hole expansion, and the function that the twist drill cannot be completed..
Use tools: pistol drill, bench drill. When the water is cooled while working, it can effectively extend the service life of the drill bit. The recommended drilling speed is 250-400 rpm..
Use: Dedicated to shovel walls, and suitable for drilling of ordinary stones, concrete, brick walls, etc..

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XLCMSY Cobalt Drill Bit Set, M35 HSS Metric Straight Shank Twist Drill Heat Resistant Metal Drill Bits for Hard Metal, Stainless Steel, Hardened Steel, Cast Iron and Wood, 1.5-6.5mm (13 Pcs)

...erials, up to 10 times life than ordinary HSS drill bits..
【Safe & Eco-friendly】 High speed steel with 5% cobalt, durable, safe and eco-friendly, providing longer tool life and reducing environmental pollution, It is a very practical and user-friendly drill bit for cutting through hardened material, golden surface treatment holds up lubricant better for smoother drilling..
【Lightweight & Durable】 Designed with a 135 degree split point, these metric drill bits are very lightweight, eliminating the need for a center punch, making cutting faster and less powerful, preventing walking and cutting stainless steel more precisely, thanks to its precision grinding inclined blade design, each bit ensures fast drilling with excellent chip removal..
【Multiple Sizes & Widely Used】The metal drill bits set for steel are available 13 sizes to meet your different needs, drill bit sizes include : 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm, these cobalt drill bits are widely used in metalworking, it is ideal for cutting hard alloys such as stainless steel and cast iron, not suitable....

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Huanyu Drill Bits Sharpener Portable Drill Bit Grinder End Mill Re-Sharpener with 11 Collects Angle Adjustable High-precision MR-13B (110V, CBN wheel for HSS)

Drill bit sharpener with high hardness, rustproof, solid and durable,self-centering point, do not need assistant center drilling or center punching..
Drill bit sharpening tool is great for fast drilling, tapping,etc. And fast replacement composite cone, uses drill edged principle..
Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency..
Corundum drill sharpener is suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc..
Corundum grinding has good sharpening effect, saving much effort..

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100mm 4 Diamond Hole Saws Drill Bit Masonry Drilling Tools for Stone Glass Tile

Product Name: Diamond tip masonry bit, Stone cutting bits, Large hole saw, Granite hole bit.
Excellent for making clean and accurate hole on stone, granite, marble, tile.
NOT have center pilot drill, 3/8 inch hex shank will fit handheld or upright drillers.
Start drill at 45 degree to surface and align to 90 degree as hole forms.

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3 Pcs Step Drill Bit Set, High-speed Steel Drill bit, Titanium Coated Unibit Step Drill Bit, Two Flute Design Step Drill With Tri-flatted Shank, 1/4\ to 1-3/8\

HSS 4241: The step drill bit is made of strong HSS for outstanding durability and sharpness along with a titanium coating to ensure strong wear resistance, reduced friction. (For anti-rust, a small amount of rust Inhibitor will be coated with new items.).
32 in 3 Drill Bits: Multi-size in one drill bit, holes of different diameters can be processed at one time. Replacing drill bits and loading a Center Hole are not required, efficient and time-saver..
118°X Split Point： Unibit step drill bit with 118°X split point improves the cutting speed with self-centering and prevents walking to keep the step drill bit stable boosting the efficiency..
Stability and Safety: The step drill with tri-flatted shank fits into power tools chuck securely and eliminates slip and is compatible with all kinds of drilling machines. Step visibility is increased with laser engraved numbers..
Warm Tips: The step drill bit is a great helper to drill holes on Aluminum, Iron, Wood, Plastic material sheets. But Not the best choice for stainless steel, carbon steel, tile..

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Spot Weld Cutter Set Double Sided 14 Pcs,3/8" HSS Spot Weld Cutter Remover Drill Bits Hex Sheet Metal Hole Cutter Remover Kit for Power Drill Spot Welding, by NAKAO

...ss steel plate, iron plate, aluminum plate, F.R.P or other thin metal plates..
◆【Material】: The preferred material is made of high-quality steel with excellent heat resistance, high hardness and wear resistance. The drill center pin is spring type.The diameter of the cutting blade is 3/8 inch, and the shank is a standard 1/4 inch size.with a flat shank to eliminate rotation in the chuck..
◆【Easy separation】 The spot welding cutting machine drill bit can easily separate the spot welding plate without distorting the metal plate. Separate spot welding of sheet metal, panels, etc., and cut out small inspection holes. Also known as: spot weld drill bit, spot weld bit, spot weld cutter drill bit, spot weld drill cutter, spotweld drill bits, spot weld cutter, Rotary Spot Weld Cutter Sets Double Sided, Power Drill Spot Welding.
◆【Package Include】：1 x Drill with Cutter,2 x Pilot Pin.,11 x Extra 3/8" cutters. Also known as: Remover Drill Bits Hex Sheet Metal Hole Cutter Remover, Punch Remover Panel Separator, Spot Weld Cutter Set, 3/8" Rotary Spot Weld Cutter Remover Drill Bits Tool, Metal Hole Cutter Re....

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Barb Drill Bit, Tapered Hole Drilling 4-32mm Multiple Sizes HRC58-65 for Metal Plastic Wood Plates

High Speed Steel: These drill bits are made of excellent high speed steel, with HRC58‑65 hardness, wear resistant and durable..
Multiple Specifications: The step drill can be used to drill holes of different specifications without changing the drill bit, which is convenient and practical..
Universal Shank: With universal shank type, can be installed on lithium electric drills, hand drills, bench drills and other equipment..
Applicable Plates: Burr free reaming, suitable for stainless steel, carbon steel, iron plate, aluminum plate, plastic plate, etc..
4Pcs Drilling Tools: Including 3pcs step drill bit and a center punch, commonly used for woodworking grooving, drilling and cutting, etc..

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NEIKO 10173A Step Drill Bit Set for Metal and Wood, 5 Piece SAE, Spiral Grooved for Faster Drilling, Step Bits with 50 Total Step Sizes, Titanium Coated Unibits

PREMIUM STEP BIT: Each unibit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal..
STEP DRILL BIT FOR METAL: With a split point tip that accelerates cutting speed while preventing angled walking away from center line of bore, drilling holes in metal is fast, efficient, and clean..
SPIRAL DESIGN: The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 50 step sizes combined, each hole made with these step bits will be precise..
QUICK-CHANGE: The 1/4-inch hex shank makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools..
INCLUDES: Each bit set comes with 5 drill bits of a combined 50 sizes: Range is from 1/8” to 1-3/8”..

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22PCS Self Centering Drill Bit Set, Door Window Cabinet Hinge Hardware Drill Bits, 10 Tapper Core Hole Puncher with 10 Replacement Drill Bits & Hex Key & Center Punch

22PCS CENTER DRILL BIT SET: You will get 10 x center drill bits, 10 x replacement drill bit, 1 x hex key, 1 x center punch, perfect match to meet any of your work needs.
SIZE OF BITS: Hinge drills come in 8 different sizes: 2 x 5/64', 2 x 7/64'', 2 x 9/64'', 11/64'', 13/64'', 5mm and 1/4", each drill bit corresponds to a shell, and the size is marked on the shell, which is easy to distinguish and convenient to use.
MATERAIL: Center drill is made of high speed steel drill bit & quenching treatment shell designed, wear-resistant and durable, anti-rust and anti-corrosion, long service life.
MULTIFUCTION: Center Drill bit perfect for hinges, handles, drawer slides, woodworking . Suitable for professionals and woodworking enthusiasts.Center punch for precise positioning in a variety of materials, which can be used as an awl for belts or glass window breaker for car safety.
EASILY REMOVE CHIPS: Sawdust will be automatically discharged from the top of the holes on both sides, the drill will not be blocked, and can be used with confidence, eliminating the time for manual chip removal and speeding up the work progress.

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