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Best results for drill bits for high strength steel
Irwin Tools3018002 Cobalt M-35 Metal Index Drill Bit Set, 29 Piece
DEWALT Black Oxide Drill Bit Set, 20-Piece (DW1177)
COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16"-3/8"
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- 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 particles faster.Produced by precision fully ground which ensures chips move smoothly.
- PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.
12 PCS,1/4", HSS Black and Gold Coated Twist Drill Bits, Metal drill, ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. Pack in Plastic Bag
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Bright finish: Classic M2 High Speed Steel construction with Bright Finish for proven capability and durability.
- Strength & Hardness: Made with HSS M2 steel, Rock wall Hardness Level HRC 62-63.
- Package & Size: 12 Pieces in a plastic bag, Diameter 5/16 inch, Total length 4-1/2 inch, Working length 3-3/16 inch.
- Professional & DIY Use: For use on metal, wood & plastics. Not For Use On Concrete / Masonry / Stainless Steel. Perfect match for workshop or service vehicles.
COMOWARE Titanium Twist Drill Bit Set – 13 Pcs Hex Shank High Speed Steel for Wood Plastic Aluminum Alloy, 1/16"-1/4"
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- HSS Titanium Coating - Classic HSS 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 countersinking and hole smooth clean.
- Flutes Form - 2 flutes form helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process.
Yuerseak 7-Piece Masonry Drill Bits Set for Drilling Metal,Concrete,Tile,Concrete,Brick,Glass,Plastic and Wood, YG8 Hard Alloy（Black）
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- High Performance: high quality hard alloy steel drilling head and special sharpening technology ensure drilling efficiency with less incision resistance. The surface of the drill bit goes through total grinding processing and anti-rust treatment, so the drilling and chip removal is smoother, plus higher hardness and more wear-resistant than ordinary drills.
- High Efficiency: the drill bit combines the advantages of ceramic drill bit and electric hammer nod. The triangular edge design is combined with the special slotting process to facilitate the ash discharge, greatly improving the punching efficiency. The double-threaded U-shaped flute design is smooth and flat, allowing the chip to be removal quickly.
amoolo Twist Drill Bit Set (13 pcs), M35 Cobalt Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron, 1/16"-1/4"
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- 【M35 Cobalt Drill Bit】This drill bit contains 5% Cobalt (M35 Cobalt HSS), which increases the strength, the tool life and makes it more heat-resistant. Rockwell Hardness >
- = 67.
- 【Fully Ground Process & 135° Split Point】No center punch is needed. 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.
Best Choice 8-Piece 1/2” Shank Silver and Deming Drill Bit Set in Aluminum Carry Case, High Speed Steel (HSS) | SAE Size 9/16” – 1” by 1/16th Increment
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Premium cobalt high speed steel construction for proven capability and durability to drill holes in wood, plastic, aluminum, copper, stainless, sheet metals and many other types of materials
- Superior gold titanium and black nitride dual coating finish holds up lubricant better for smoother drilling, and is 80% more durable and corrosion resistant than regular black enamel finish
- 135° Split point design at tip increases cutting speed with self-centering feature and prevents drill walking or wobbling
Chicago Latrobe 550 Series Cobalt Steel Jobber Length Drill Bit Set with Metal Case, Gold Oxide Finish, 135 Degree Split Point, Inch, 29-piece, 1/16" – 1/2" in 1/64" increments
POWERTEC QDB2012 Cobalt Drill Bit 1/2-Inch | 135 Degree Drill Bit Set – 2 Pack
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- INCLUDES: 1/2-Inch Cobalt Jobber Drill Bit Set (2 piece)
- APPLICATION(S): Cobalt drill bit for metal, stainless steel, nickel alloy, cast iron, titanium and softer material
- PREMIUM QUALITY: These M35 cobalt drill bits are made with the finest high speed steel ideal for high abrasive, optimal heat treatment, and wear resistance for long-term durability
- SELF CENTERING: 135 degree split point drill bits penetrate quicker with less pressure needed – minimizing bit walking (wandering) while ensuring a crisp, centered drill hole that doesn’t require a center punch
HSS Deburring External Chamfer Tool,High Speed Steel Hex Shank Remove Burr Tools for Drill Bit Fits for Bolts，2 Pack（Black)
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Fitment Bolt Tube Size：1/8” bolts (.164) up to 5/8” (.750) / (4mm -17mm). Effective on Stainless Steel, Hardened Steel, Mild Steel, Copper, Brass, Aluminum, Fiberglass, Wood, Plastic, no matter it is with or without screw thread.
- Exotic Super Hard Steel：made of high speed steel with three shaving teeth,has the feature of high strength and hardness for durability.
- The operation is simple, using the lowest speed on the drill bit, and then slightly applying pressure to remove the burr.
Champion Cutting Tool BlackGold XG12-5/8 Silver & Deming1/2" Shank Drill: MADE IN USA
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Heavy Duty BlackGold Silver & Deming drills have superior strength and durability than standard S&D Drills
- BlackGold surface treatment holds lubricant for smoother, longer drilling. Drill faster and penetrate more accurately due to 118* split point.
- 1/2" Flatted Reduced Shank for use in portable drills or drill presses where max chuck capacity is 1/2"
- Ideal for drilling steel, steel plate, stainless steel, cast iron, titanium, nimonic alloys, manganese, and other tough materials
Bosch Clic-Change 3-Piece Self-Centering Drill Bit Assortment CC2430
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- EFFICIENT: With Bosch’s Clic-Change bit design, the CC2430 bit set allows for quick bit changes and fast, one-handed load and release
- CONVENIENT: The CC2430 bit set offers quick bit changes without re-chucking or the need for tools
- PRECISION: The bit design features self-centering to reduce bit walking and increase precision when drilling
- COMPATIBILTY: The drill bits have a ¼-inch hex shank and can be used with all of your ¼-inch drills regardless of make or model
230 Pieces Titanium Drill Bit Set, High Speed Steel, for Wood,Metal,Aluminum Alloy
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- PREMIUM MATERIAL: Manufactured from 4241 high speed steel for strength and durability
- STORAGE: Supplied in a plastic storage box for easy storage and transportation
- Widely USED: The 135° fast cutting point is automatically centered and penetrates quickly with less pressure,The drill kit meets all your requirements, including all common size specifications for metal, wood, plastic
- PROCESS TREATMENT: Titanium coated surface prevent rusting,which increase the hardness of the drill bit and reduces heat buildup, make the twist drill bit more wear-resisting for longer life
DRILLFORCE HSS Jobber Length 10 PCS,3/16" x 3-1/2"Titanium Coated Twist Drill Bits, Metal drill, ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. Pack In Plastic Bag (3/16)
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Titanium Coated: Classic 4241 High Speed Steel construction with Titanium Coating for proven capability and durability.
- Strength & Hardness: Made with HSS 4241 steel, Rock wall Hardness Level HRC 60-62.
- Package & Size: 10 Pieces in a plastic bag, Diameter 3/16 inch, Total length 3-1/2 inch, Working length 2-5/16 inch.
- Professional & DIY Use: For use on metal, wood & plastics, Not For Use On Concrete / Masonry / Stainless Steel. Perfect match for workshop or service vehicles.
Drillco 1000EF Series High-Speed Steel Reduced-Shank Drill Bit, Black/Gold Oxide Finish, Round Shank with Flats, Spiral Flute, 135 Degree Split Point, 1-1/4" Size
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Reduced shank drill bit has a shank that is smaller in diameter than its shaft and a shorter length than other reduced-shank bits in larger sizes, permitting portable drilling with a 1/2" drill chuck
- Designed for drilling tough, high-tensile strength materials
- High-speed steel (HSS) provides hardness for wear resistance
- Black and gold oxide finish resists corrosion and increases the hardness of the drill bit for additional wear resistance
COMOWARE 1 inch Reduced-Shank Drill Bit- 1/2 inch Shank, HSS Silver and Deming, Black & Gold
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- High Quality Material - High Speed Steel M2 Black and Gold, resists corrosion, ensures outstanding durability, sharpness and capability, reduces the friction and runs cooler.
- Black and Gold Oxide Finish - Premium gold titanium and black nitride dual coating can apply lubricant better for smoother drilling and is more durable and corrosion resistant than the regular black surface.
- 135-degree & Split Point - Increases cutting speed with self-centering and prevents walking, clears chips and particles faster. The split point tip can increase the wear resistance. 135-degree penetrates hard material without a pilot hole and produces small chips to reduce clogging.
Milwaukee Electric Tool 48-89-2802 Thunderbolt Drill Bit Set, 29 Pieces, 1/16-1/2"
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Convenience & heavy duty performance on the jobsite
- Designed for extreme durability & long life
- Thicker core than a standard drill bit to provide ultimate strength & protect against side load breakage
- Require less effort to drill through metal, wood & PVC & are highly recommended for use with portable drills
- Specially designed parabolic flute form clears chips fast
- Parabolic flute, clears chips faster
Drill America #4 Cobalt Heavy Duty Drill Bit (Pack of 12), D/ACO Series
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys
- Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools
- performance is similar to uncoated tools
- Round shanks allow use with a wide variety of toolholding systems
- When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
Drill America 1/2" x 12" Cobalt Aircraft Extension Drill Bit, GLBCO Series
Amazon.com
Last update was on: May 8, 2025 2:45 pm
- Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium
- 135° split point tip prevents drill from walking
- Round shanks allow use with a wide variety of tool holding systems
- Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools
- performance is similar to uncoated tools
- 12" overall length for drilling where extra length for reach is required
