Drill Bits For Hardened Steel

Bestseller No. 1
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.
SaleBestseller No. 2
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
  • Designed for maximum speed and life
  • Pilot point and split tip design
  • No bit walking - more user control
  • Intended to be used on hard metals
SaleBestseller No. 3
Drill America 29 Piece Heavy Duty High Speed Steel Drill Bit Set with Black and Gold Finish in Round Case (1/16" - 1/2" x 64ths), KFD Series
  • Assortment of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
  • High-speed steel (HSS) provides hardness for wear resistance
  • Black and gold oxide finish resists corrosion and increases the hardness of the drill bit
  • Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging
  • Comes in a plastic storage case
Bestseller No. 4
Migiwata Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill Bits with Straight Shank Set of 13pcs to Cut Through Hard Metals Such as Stainless Steel and Cast Iron
  • COBALT STEEL - Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, extremely heat resistant; for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit.
  • NO CENTER PUNCH NEEDED - The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks. Must be used and operated at proper RPMs for maximum efficiency
  • 13PC METRIC BITS - The set includes 13pcs of M35 cobalt steel twist drill bits: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm
  • FOR METALWORKING - Particularly successful in cutting through hard metals such as stainless steel and cast iron, although they can be used for softer materials, too.
  • SATISFACTION GUARANTEED - Here at Migiwata, we do 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.
Bestseller No. 5
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)
  • Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
  • 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
  • This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
  • 135 Degree Split Point Prevents "Walking" .19Pcs Jobber Drill Bits Includes :1mm(length:3.4cm)\1.5mm\2mm\2.5mm\3mm\3.5mm\4mm\4.5mm\5mm(length:8.5cm)\5.5mm\6mm(length:9cm)\6.5mm\7mm\7.5mm\8mm(length:11.5cm)\8.5mm\9mm\9.5mm\10mm(length:13cm) [DIA 0.5mm Increments] .
  • GUARANTEED:If you're not satisfied with our product, please contact us. Refund or free replacement.
SaleBestseller No. 6
IRWIN Drill Bit Set, M35 Cobalt Steel, 29-Piece (3018002)
  • 29 Piece
  • Cobalt Drill Bit Set
  • Sizes 1/16 inch -1/2 inch in 1/64 inch increments, 135 Degree Split Point To Minimize Walk
  • 5% Cobalt For Higher Heat & Abrasion Resistance
  • Heavy Duty Web Construction For Strength & Durability
Bestseller No. 7
21 Pc Cobalt M42 Drill Bit Set 1/16" to 1/2" by 32nds DRILL HOG
  • Solid Cobalt M42 Steel
  • 135 Degree Split Point Prevents "walking"
  • Tri Flat Shank - 3 Flat Sides on Shank Prevents "Spin" in the Chuck
  • 1/16 to 1/2" by 1/32nds Includes Steel Case with Pop Up Tiers
  • Lifetime Warranty
SaleBestseller No. 8
Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set
15 Reviews
Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set
  • 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
SaleBestseller No. 9
DEWALT Drill Bit Set, Titanium, 14-Piece (DW1354)
  • Titanium Pilot Point for Longer Life
  • Starts on contact for cleaner holes
  • No spin shanks
  • Tapered web provides greater durability to reduce breaking
Bestseller No. 10
Titanium Drill Bit Set for Metal - 230pc Kit - Coated HSS - From 1/16" up to 1/2 Inch
  • Includes drill bit sizes from 1/16" up to 1/2" bits
  • For use on Wood, Metal, Fiber Glass & Plastics (Not for use on Concrete / Masonry)
  • Titanium coated HSS for maximum durability & Lasts X6 more than conventional bits
  • All sizes are printed on tray to help keep the bits organized
  • includes heavy duty storage case

Compare The Top 10 Drill Bits For Hardened Steel