Best Center Drill Bits

AMOOLO 3/16' Cobalt Drill Bits(10Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

  • 【10Pcs 3/16" Cobalt Drill Bits】10Pcs - 3/16”(Dia 4.76mm) x2-5/16”(Flute Length 58.74mm) Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization..
  • 【M35 Cobalt High Speed Steel】Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability..
  • 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed..
  • 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling..
  • 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement..
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AMOOLO 1/8' Cobalt Drill Bits(10Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

  • 【10Pcs 1/8" Cobalt Drill Bits】10Pcs - 1/8”(Dia 3.18mm) x1-5/8”(Flute Length 41.28mm) Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization..
  • 【M35 Cobalt High Speed Steel】Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability..
  • 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed..
  • 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling..
  • 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement..
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VALYRIANTOOL 1/8″ Cobalt Drill Bits(20PCS), M35 HSSCO High Speed Steel Double Ends Stubby Body Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

  • 【20PCS 1/8″ Cobalt Drill Bits】20PCS – 1/8″(Drilling Diameter) x5/8″(Flute Length)x2″(Overall Length) Metal Drill Bits. This drill bit fits the majority of power drill currently on the market..
  • 【M35 Cobalt High Speed Steel】Industry grade M35 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability..
  • 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed..
  • 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. Pay attention to speed, pressure and heat control during drilling..
  • 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement..
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JINGLING 50mm 2" inch Diamond Hole Saws Tile Drill Bit Masonry Tools for Stone Glass

  • Product Name: Diamond tip masonry bit, Stone cutting bits, Granite hole bit, Drill bits for rocks.
  • Excellent for making clean and accurate hole on stone, granite, marble, tile, glass.
  • Please add water for coolant and drill slowly.
  • Holes require no ruther work as cutting is clean.
  • NOT have center pilot drill, 3/8 inch hex shank will fit handheld or upright drillers.
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JINGLING 13mm 1/2" Diamond Hole Saw Drill Bit Coated Masonry Tools for Rocks Stone Glass

  • Product Name: Diamond tip masonry bit, Stone cutting bits, Granite hole bit, Drill bits for rocks.
  • Excellent for making clean and accurate hole on stone, granite, marble, tile, glass.
  • Please add water for coolant and drill slowly.
  • Holes require no ruther work as cutting is clean.
  • NOT have center pilot drill, 5/16 inch hex shank will fit handheld or upright drillers.
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JINGLING 2Pcs 32mm 1 1/4 Inch Diamond Hole Saws Granite Drill Bit Masonry Tools for Stone

  • Product Name: Diamond tip masonry bit, Stone cutting bits, Granite hole bit, Drill bits for rocks.
  • Excellent for making clean and accurate hole on stone, granite, marble, tile, glass.
  • Please add water for coolant and drill slowly.
  • Holes require no ruther work as cutting is clean.
  • NOT have center pilot drill, 3/8 inch hex shank will fit handheld or upright drillers.
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Dremel 631 Brad Point Bits, 4 Pieces

  • Compatible with all Dremel rotary tools..
  • Titanium coated brad points stay on center and begin drilling immediately..
  • High-speed drill bits ideal for drilling into wood..
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JINGLING 1 inch Diamond Hole Saw 25mm Tile Drill Bit Masonry Tools for Stone Pack of 2Pcs

  • Product Name: Diamond tip masonry bit, Stone cutting bits, Granite hole bit, Drill bits for rocks.
  • Excellent for making clean and accurate hole on stone, granite, marble, tile, glass.
  • Please add water for coolant and drill slowly.
  • Holes require no ruther work as cutting is clean.
  • NOT have center pilot drill, 5/16 inch hex shank will fit handheld or upright drillers.
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NordWolf 12-Piece Metric Step Countersink Cone Drills with 1/4 Hex Shank Multi Drill Saw & Automatic Center Punch Titanium HSS Set in Storage Box

  • 【Step Drills and Cone Drill】3 piece 5/9/14 step drills (4-12/20/32mm) and 1 piece cone drill (8-20mm). Laser marking of step size provide convenient and accurate drilling.
  • 【Countersink Drill Bits】6 piece countersink drill bits: 6.3, 8.3, 10.4, 12.4, 16.5, 20.5mm - 90° point, three cutting edges, ideal for deep countersinking.
  • 【High Quality】All drills are HSS Titanium coated, come with 1/4" (6.35mm) hex shank, and are precision ground, heat treatment, and hardened for consistently accurate drilling or enlarging holes into sheet & non-ferrous metals, wood and plastics.
  • 【Multi-Drill Saw & Center Punch】Multi drill saw (6mm) can be used in combination with drills, saws, rotary files, reamers and routers. Automatic brass center punch provides high impact spring-loaded strike when pressed against working surface.
  • striking force is adjustable by turning cap.
  • 【Ergonomic Storage Box】Insert hex shank into black plastic holder at 10°-15° first, then push head of product down to fix firmly. Box can be re-used to store other tools by taking out foam inlay.
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amoolo Cobalt Drill Bit Set 1/16 -1/4 ,13 Pcs M35 HSS Metal Drill Bits for Steel Stainless Steel Hard Metal Cast Iron Plastic and Wood

  • 【Premium Quality】Made of industry grade 6542 high speed steel, Cobalt twist drill bits are harder than 4241/4341 HSS used in other similar bits,....
  • 【Most Commonly-Used 13 Sizes】A complete combo set of 13 jobber length industrial drill bits for metal drilling....
  • 【Precise & Efficient Drilling Performance】✔ Fully Ground spiral groove design clears particles quickly, decreases friction and heat for a faster....
  • 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as....
  • 【90 Days Warranty】At Amoolo, we center on customer satisfaction. Get your drill bits today along with our 90-day Hassle-Free Warranty Policy,....
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