We checked out thousands reviews, and put together a list of the best sellers. Check out the top Drill Bit for Drilling Hardened Steel below.
No. 1
XLCMSY Cobalt Drill Bit Set, M35 HSS Straight Shank Twist Drill Heat Resistant Metal Drill Bits for Hard Metal,...
- 【Heat Resistant】 This straight shank twist drill set is made of 5% cobalt high speed steel, adding molybdenum and cobalt to form a...
- 【Safe & Eco-friendly】 High speed steel with 5% cobalt, durable, safe and eco-friendly, providing longer tool life and reducing...
- 【Lightweight & Durable】 Designed with a 135 degree split point, these drill bits are very lightweight, eliminating the need for a center...
- 【Multiple Sizes & Widely Used】 The metal drill bits set for steel are available 13 sizes to meet your different needs, drill bit sizes...
- 【Practical Design】 The metal drill bits kit features a straight shank design that makes it easier to fix and precisely machine, saving...
No. 2
COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast...
- HIGH QUALITY MATERIAL: 5% Cobalt High Speed Steel M35 provide extended tool life compared to ordinary drill bits. Durable and strong
- TWIST DESIGN & PERFORMANCE: PRECISE 135°SPLIT POINT, gold oxide finish and round straight shanks. Prevent walking, clear chips and...
- PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals...
- SIZE INCLUDED: 15pcs jobber length drill bit set with plastic storage case including sizes:1/16" 2pc,5/64" 1pc ,3/32" 2pc,7/64" 1pc,1/8" 2pc...
- 100% SATISFACTION GUARANTEE: If you are not 100% satisfied with your purchase for any reason whatsoever simply please feel free to contact...
No. 3
Lichamp 29PCS HSS Cobalt Drill Bits Set 1/16" to 1/2" with Three Flute for Hard Metal, Hardened Stainless Steel and Cast...
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient...
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max...
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast...
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or...
- 29PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to...
No. 4
BeHappy Drill Bit Set 29pcs, M35 Cobalt Drill Bit Set, High Speed Steel Twist Drill Bit Set for Hardened Metal,...
- SIZE INCLUDED: Drill bit set 29pcs include 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4",...
- HSS DRILL BIT SET :HSS cobalt drill bit set for hardened steel has excellent cutting performance, drill bit set 29pcs can be used for a long...
- M35 COBALT CHARACTERISTICS : M35 cobalt drills bit set is effective in drilling tough, high tensile strength materials，drill bit is...
- 135° SPLIT POINT: Cobalt drill bit set for hardened steel is 135° split point tip and torsional design to improve cutting speed,...
- ORGANIZED HOLDER: Cobalt drill bit set includes a drill stand with size index for easy storage and organization. drill bit set is suitable...
No. 5
amoolo Cobalt Drill Bit Set (13 pcs), M35 HSS Metal Drill Bits for Steel, Stainless Steel, Metal and Cast...
- 【Combo Set of 13 Sizes】13 most commonly-used sizes (1/16",5/64",3/32",7/64",1/8",9/64",5/32",11/64",3/16",13/64",7/32",15/64",1/4") to...
- 【M35 Cobalt High Speed Steel】Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits...
- 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a...
- 【Multiple Application】Perfectly suitable for cutting Hard Metal such as Stainless Steel, Steel and Cast Iron as well as Wood, Aluminum...
- 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement.
No. 6
Lichamp 1/8" HSS Cobalt Drill Bits 10PCS 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...
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max...
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast...
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or...
- 1/8" COBALT DRILL BIT - Round straight shanks, include 10 pack 1/8-inch diameter hss drill bit with well organized clear ps case.
No. 7
Lichamp 1/4" HSS Cobalt Drill Bits 10PCS 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...
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max...
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast...
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or...
- 1/4" COBALT DRILL BIT - Round straight shanks, include 10 pack 1/4-inch diameter hss drill bit with well organized clear ps case.
No. 8
Lichamp 21PCS HSS Cobalt Drill Bits Set 1/16" to 3/8" with Three Flute for Hard Metal, Hardened Stainless Steel and Cast...
- UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient...
- 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max...
- MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast...
- SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or...
- 21PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to...