Best Cobalt Drill Bits For Metal

1/8-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits for Hard Metal, Stainless Steel, Pack of 12

JOBBER LENGTH: 1/8-inch cutting diameter, 1-5/8-inch flute length, 2-3/4-inch overall length, 135 degree split point, straight shank.
MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits.
CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits.
APPLICATION: best used for drilling in hard metal, including stainless steel.
INCLUDE: 12 pieces of 1/8-inch cobalt drill bits with case.

Check Stock

3/16-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits for Hard Metal, Stainless Steel, Pack of 12

JOBBER LENGTH: 3/16-inch cutting diameter, 2-5/16-inch flute length, 3-1/2-inch overall length, 135 degree split point, 3-flat shank.
MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits.
CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits.
APPLICATION: best used for drilling in hard metal, including stainless steel.
INCLUDE: 12 pieces of 3/16-inch cobalt drill bits with case.

Check Stock

5/16-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits for Hard Metal, Stainless Steel, Pack of 6

JOBBER LENGTH: 5/16-inch cutting diameter, 3-3/16-inch flute length, 4-1/2-inch overall length, 135 degree split point, 3-flat shank.
MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits.
CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits.
APPLICATION: best used for drilling in hard metal, including stainless steel.
INCLUDE: 6 pieces of 5/16-inch cobalt drill bits with case.

Check Stock

STROTON Cobalt Drill Bit Set (1/16-1/2 Inch, 17PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

SET OF 13 COBALT DRILL BITS - In the following imperial sizes 1/4", 15/64", 7/32", 13/64", 3/16", 11/64", 5/32", 9/64", 1/8", 7/64", 3/32", 5/64", 1/16".
M35, Fully Ground, 135° Split Point - Our Drill Bits Contain 5% Cobalt, Are Fully Grounded for a Precision Drilling Diameter. 135° Split Point Design Makes it Easier to Drill Repeated Holes in Harder Materials..
PLASTIC STORAGE CASE INCLUDED - Incredibly Tough and Durable Plastic Case. Perfect for Keeping Your Cobalt Drill Bits Neatly Organized and Safe..
COBALT DRILL BITS ARE THE PERFECT DRILL BITS FOR METAL - As well as other hard materials such as Stainless Steel, Hardened Steel, Cast Iron, Bronze, Titanium, and More!.
LIFETIME GUARANTEE - Here at Owl Tools (USA Based Company) we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund or replacement..

Check Stock

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..

Check Stock

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..

Check Stock

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..

Check Stock

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)

【Heat Resistant】 This metric straight shank twist drill set is made of 5% cobalt high speed steel, adding molybdenum and cobalt to form a hardened alloy with a Rockwell hardness of 67, It is super heat resistant and wear resistance can cut hard metals quickly, suitable for drilling high hardness materials, 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 ....

Check Stock

OXMUL Step Drill Bits for Metal, 1/8 to 1/2, Cobalt Bit, Heavy Duty for Stainless Steel,Metal, Aluminum, Wood, Copper, Wood, 13-Steps. #202

【Heavy Duty for Stainless Steel】 The Cobalt Drill Bits(1.3243 STEEL) can drill 6X longer life and 2X faster. This Drill bits is heavy duty for Stainless Steel, Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. If you want to drill faster and many holes on metal, please choose this step drill bit.
【Cobalt Bits】 Prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets. This Drill bit can successfully drill more and more holes easily into Stainless Steel plate like knife through butter!.
【120-DAYS WARRANTY】 - If not satisfied, Any Reason, please contact us for 100% refund or replacement.
【13 Steps︱2-Spiral-Flute︱1/4" Shank】 13-STEPS: 1/8,5/32,3/16,7/32,1/4,9/32,5/16,11/32,3/8,13/32,7/16,15/32 to 1/2 inches. 2-Spiral Flute:Clears Chips faster.
【Cutting Fluid】 Cutting Fluid must be poured during work for longer life! Prohibit water-cooling to prevent!.

Check Stock