The Best cobalt steel drill bit of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best cobalt steel drill bit of 2022. Check our ranking below.
2,048 Reviews Scanned
SaleRank No. #1
DEWALT Cobalt Alloy Steel Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
- Connectable accessory storage system to optimize storage space of drill bits for wood, metal or i-beams
- Patented bit-bar design allows easy removal of drill bits and customizable placement
- DEWALT drill bit set comes with clear lid allowing you to easily see contents at glance
- Clip latch for secure closing
- Small Bulk Storage size fits inside the Small and Medium ToughCase+ (sold separately) - Ideal for organizing loose bits
Rank No. #2
BOSCH CO14B 14-Piece Assorted Set with Included Case - Cobalt M42 Metal Drill Bits with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, and Light-Gauge Metal
- Cobalt M42 drill bit – provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
- Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits
- High-heat resistant bits – withstand high-temperature applications for extended periods of time
- Thick web-helix design – provides additional stability in tough applications
- Surface-hardened tip – penetrates tough abrasive materials
SaleRank No. #3
COMOWARE Cobalt Drill Bit Set - 13Pcs M35 High Speed Steel Twist Jobber Length Drill Bit for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic, 1/16"-1/4"
- 13 PIECES INCLUDED: 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 WITH 5% COBALT: Durable, Higher Heat & Abrasion Resistance.
- PRECISE 135°SPLIT POINT & TWIST DESIGN: Prevent walking, clear chips and particles faster.
- ORGANIZED HOLDER: Set includes the drill bit holder with size index for easy storage and organizing.
- ORGANIZED HOLDER: Set includes the drill bit holder with size index for easy storage and organizing.
SaleRank No. #4
MACXCOIP Cobalt Drill Bit Set, 13Pcs M35 High Speed Steel Jobber Length Drill Bit Kit for Hardened Metal, Stainless Steel, Cast Iron, Wood and Plastic, with Index Storage Case, 1/16"-1/4"
- Various Sizes: 13 sets of drill bits 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", can meet more needs
- M35 Cobalt Drill Bit: The M35 cobalt drill bit is a durable, sharp and robust drill bit suitable for cutting stainless steel, iron castings, copper, aluminum and other soft metals as well as plastics, wood etc
- Quick and Efficient: The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip and twist design for faster cutting, self-centering to prevent walk-off and faster chip and particle removal
- HSS Drill Bit Set: HSS cobalt drill bit set for hardened steel with excellent cutting performance. 13 sets of drill bits for long term use. The inserts are hardened and polished for improved sharpness and precise cutting without wobbling
- Easy Storage: The drill set includes a drill case with size indexes and is packaged in a small package for easy storage and sorting. If you have any questions, please refer to us and we will be happy to help you
SaleRank No. #5
Bestwork Three Flute Cobalt Drill Bit Set, M35 Metal Drill Bits with Three-Flat Shank and 135 Degree Split Point, for Hardened Metal, Stainless Steel, Cast Iron, Plastic & Wood, 21-Piece, 1/16"-1/2"
- Three-Flute Design: The special three-flute design enables the drill holes to have higher roundness, smoother walls, better chip removal, and heat dissipation
- M35 Cobalt High-Speed Steel: Made from industrial-grade M35 high-speed steel with 5% Cobalt for enhanced durability with better hardness and wear resistance
- Three-Flat Shank: Prevent the shank from spinning in the chuck for a secure grip
- 135° Split Point Tip: Offer precise and faster drilling performance with less walking
- Wide Application: Ideal for drilling through hard metals, such as hardened stainless steel, cast iron, aluminum alloys, and more
Rank No. #6
ArtyMaster Drill Bit Set, 13pcs (1/16" - 1/4") M35 HSS Twist Cobalt Drill Bits for Stainless Steel, Hardened Steel, Cast Iron, Plastic and Wood
- High Quality Drill Bit Material: Manufactured from Industry grade M35 High Speed Steel with 5% Cobalt added, usually giving better Heat, Wear and Chip Resistance and Long Tool Life. Suitable for cutting stainless steel, iron castings, copper, aluminum alloy, plastics and wood
- High Processing Efficiency：135° Split Point design for fast cutting point is automatically centered and penetrates quickly with less pressure, reducing deviation; Twist design for removal chips smooth.
- Full Size Specification：includes 13 pcs bits (1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64 and 1/4 inch)
- Easy To Carry And Use: The drill bit set includes a drill bit case with size indexes are packaged in a small package for easy to carry、storage and sorting.
Rank No. #7
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"
- 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.
- 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 ,9/64" 1pc, 5/32" 1pc, 3/16" 1pc, 7/32" 1pc, 1/4" 1pc, 5/16" 1pc, 3/8" 1pc.
- 100% SATISFACTION GUARANTEE: If you are not 100% satisfied with your purchase for any reason whatsoever simply please feel free to contact us.
Rank No. #8
HIDOTOL 13 PCS Cobalt Drill Bit Set M35 HSS Twist Drill Bits 1/16"-1/4" for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood
- High Quality Material - Premium High Speed Steel M35 (Cobalt 5%) provide extended tool life compared to ordinary drill bits when drilling hard materials.
- Characteristics - 135° split point with round straight shank, self-centering prevent walking, make drilling precise and faster. Fully Ground twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance.
- Widely Used - M35 Cobalt High Speed Steel is more suitable for tough, high tensile strength material. Particularly successful in cutting harden metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods.
- Specifications - Set of 13pcs jobber length drill bits includes: 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.
- Organized Holder - The whole drill bit set are kept in Rose plastic case with size index holder for easy storage and organizing.
Rank No. #9
Sinyeenglon Cobalt Drill Bit Set for Hardened Metal and Stainless Steel, 99Pcs M35 High Speed Steel Twist Jobber Metal Drill Bits 1/16"-3/8", with Plastic Index Storage Case
- Cobalt M35 Material: High cost, but hardness is up to 67, cut faster and has a long life, up to 12 times compared with the average HSS titanium coated bit
- Hardened Full Grinding Process: Increases wear resistance, sharp and durable, used for stainless steel, cast iron, titanium, aluminum and hard metal
- Packaging: Hard and thick plastic box, drills bagged for compartmentalized storage, reasonable design, well secured package
- Convenient Access: Various sizes are placed in different compartments of the plastic box, and the corresponding sizes of different drills are printed on the bottom of the lid, making it very convenient to access
- Various Sizes: 16Pcs 1/16 in, 16Pcs 5/64 in, 15Pcs 3/32 in, 10Pcs 7/64 in, 10Pcs 1/8 in, 8Pcs 9/64 in, 8Pcs 5/32 in, 3Pcs 11/64 in, 3Pcs 3/16 in, 2Pcs 13/64 in, 2Pcs 7/32 in, 2Pcs 1/4 in, 2Pcs 5/16 in, and 2Pcs 3/8 in
SaleRank No. #10
GMTOOLS 15Pcs Cobalt Drill Bit Set, M35 HSS, 135 Degree Tip, Twist Jobber Length Drill Bit Kit for Hardened Metal, Cast Iron, Stainless Steel, Plastic and Wood, with Indexed Storage Case 1/16"-3/8"
- High Quailty Material: Manufactured from Industry grade M35 High Speed Steel with 5% Cobalt added, usually giving better Heat, Wear and Chip Resistance and Long Tool Life.
- 135° Split Point: The 135° fast cutting point is automatically centered and prevents walking, clears chips and particles faster. Making drilling precise, reducing friction and heat for a smooth chip movement.
- Professional Drill Bits: gold oxide finish and round straight shanks， fully ground spiral groove design with high grinding accuracy, for cutting stainless steel, steel and cast iron as well as wood, aluminum alloys and other metals.
- Set includes: 15pcs jobber length drill bit set with plastic storage case, includes 1/16" 2pc, 5/64" 1pc, 3/32" 2pc, 7/64" 1pc, 1/8" 2pc, 9/64" 1pc, 5/32" 1pc, 3/16" 1pc, 7/32" 1pc, 1/4" 1pc, 5/16" 1pc, 3/8" 1pc.
- QUALITY COMMITMENT: If for any reason you are not satisfied with your purchase, please contact us. We provide 30-day money back. 100% Satisfaction Guarantee for risk-free shopping!
Last update on 2025-04-12 / Affiliate links / Images from Amazon Product Advertising API
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- Brand Value: Every brand of cobalt steel drill bit has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an cobalt steel drill bit?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your cobalt steel drill bit.
- Customer Ratings: Number ratings grade cobalt steel drill bit objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their cobalt steel drill bit.
- Product Quality: You don’t always get what you pay for with an cobalt steel drill bit, sometimes less, and sometimes more.
- Product Reliability: How sturdy and durable an cobalt steel drill bit is should be an indication of how long it will work out for you.
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