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20 Best Drill Bits For Drilling Stainless Steel (2022 Updated)

Drill bits are made of high-carbon steel and are heat-treated to resist wear and breakage. They are used to drill through stainless steel and other metals.

20 Best Drill Bits For Drilling Stainless Steel

1. DeWalt DWA1240 14 Piece Cobalt Drill Bit Set

DeWalt DWA1240 14 Piece Cobalt Drill Bit Set

  • Maximum speed and life in stainless steel and other hard metals
  • Pilot point tip starts on contact for clean, accurate holes and reduces lock-up on breakthrough
  • Industrial strength cobalt for optimum life and durability in metal
  • No bit walking – more user control

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Specifications

Details
Package Weight 0.8 lbs.
Bit Type Set
Bit Material Cobalt
MFG Brand Name DEWALT
Pieces 14.0

2. Irwin 3018002 29 Piece Cobalt Drill Bit Set

Irwin 3018002 29 Piece Cobalt Drill Bit Set

  • These brad point drill bits are excellent for both home repair and woodworking use
  • This product meets customer requirement
  • Product is easy to use

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Product Details

Specifications

Details
Smallest Drill Bit Size 1/16 in
Largest Drill Bit Size 1/2 in
Increments 1/64 in
Finish/Coating Uncoated
Number of Pieces 29
Shank Type Plain Round
Parabolic Flutes No
Point Angle 135 °
Point Type Split Point
Drill Bit Size 3/8 in
Drill Bit Size 5/16 in
Drill Bit Size 1/8 in
Drill Bit Size 1/4 in
Drill Bit Size 1/2 in
Drill Bit Size 7/32 in
Drill Bit Size 11/32 in
Drill Bit Size 7/16 in
Drill Bit Size 3/16 in
Drill Bit Size 9/32 in
Drill Bit Size 13/32 in
Drill Bit Size 15/32 in
Drill Bit Size 5/32 in
Drill Bit Size 3/32 in
Drill Bit Size 1/16 in
Drill Bit Size 25/64 in
Drill Bit Size 11/64 in
Drill Bit Size 21/64 in
Drill Bit Size 13/64 in
Drill Bit Size 15/64 in
Drill Bit Size 9/64 in
Drill Bit Size 7/64 in
Drill Bit Size 5/64 in
Drill Bit Size 17/64 in
Drill Bit Size 27/64 in
Drill Bit Size 23/64 in
Drill Bit Size 29/64 in
Drill Bit Size 31/64 in
Drill Bit Size 19/64 in
Spiral/Cut Right Hand Spiral/Right Hand Cut
Double Margin No
Shank Diameter 3/8 in
Material Grade M35

3. Bosch Ti29 29 Piece Titanium Metal Drill Bit Set

Bosch Ti29 29 Piece Titanium Metal Drill Bit Set

  • 29pc

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Product Details

Specifications

Details
Country of Origin China
Width (inches) 139.700 mm
Height (inches) 241 mm
Length (inches) 63.754 mm
Catalog TI29

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7191beth
jack27
heja_jrh_usjhlh

4. Warrior 61886 115 PC Cobalt Drill Bit Set

Warrior 61886 115 PC Cobalt Drill Bit Set

  • 115 Pc

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Cxx
DL Shepherd
Fisherus

5. Bosch CO2151 3/8 In. x 5 In. Cobalt Drill Bit

Bosch CO2151 3/8 In. x 5 In. Cobalt Drill Bit

  • 3/8 Inch X 5 Inch

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Product Details

Specifications

Details
Item is Shipped at this Packaging Level Y
Information Effective Date 2013-09-25
Package Weight UOM LB
Net Packaged Quantity 1 EA
Bit Material Cobalt

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diepo
douglasfreund2011

6. Drill America 36-Piece 2-1/8-in Cobalt Twist Drill Bit Stainless Steel | DWDCO44P36

Drill America 36-Piece 2-1/8-in Cobalt Twist Drill Bit Stainless Steel | DWDCO44P36

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Product Details

Specifications

Details
Bit Length 2-1/8-in
Maximum Drilling Depth (Inches) 1-1/8-in
Right/Left Hand Right handed
For Use on Metal Yes
Shank Type Round

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Bruce R.
Billy D.

7. Cleveland C15308 Drill Bit,cobalt Steel,TiCN,Size #18

Cleveland C15308 Drill Bit,cobalt Steel,TiCN,Size #18

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Product Details

Specifications

Details
Drill Bit Grouping Drill Bit
Drill Bit Dimension Type Wire
Drill Bit Size #18
Decimal Equivalent 0.1695
Drill Bit Point Angle 135 Degrees

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ZWT
Bill B
Your1Daddy

8. #1 – #60 Cobalt (Blue) Steel Jobber Drill Bit Set, 60 Pieces, Drill America, D/a60j-co-set

#1 - #60 Cobalt (Blue) Steel Jobber Drill Bit Set, 60 Pieces, Drill America, D/a60j-co-set

  • 60 Pc

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Product Details

Specifications

Details
Drill Bit Point Angle 135 Degrees
Cutting Direction Right Hand
Drill Bit Finish Gold
Shank Type Round
Number of Pieces 60

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Maxwell T.
Paul R.
Sarek

9. Irwin 63221 21 Piece Cobalt High Speed Steel Drill Bit Set

Irwin 63221 21 Piece Cobalt High Speed Steel Drill Bit Set

  • Constructed of M-42 8 percent cobalt high speed steel for super abrasive resistance in tough metals
  • Heavy duty spiral flute design produces faster chip ejection
  • Shorter cutting tips reduce torque for drilling in high tensile strength materials
  • 135 degree split point reduces feed pressure for easier penetration without work hardening
  • Comes in a metal case

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Product Details

Specifications

Details
Finish Type Cobalt Alloy Steel
Shank Type Straight
Cutting Angle String 135 Degrees
Item Dimensions LxWxH 11 x 2 x 2 inches
Tool Flute Type Spiral

10. Bosch 2608587014 Metal Drill Bit-Set Pro Box 135° HSS-Cobalt 19 Pcs

Bosch 2608587014 Metal Drill Bit-Set Pro Box 135° HSS-Cobalt 19 Pcs

  • 19 Piece

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Product Details

Specifications

Details
Drill Bit Type Twist Drill Bit
Minimum Size 1mm
Drilling Application Metal
Maximum Size 10mm
Number of Pieces 19

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chaco-162
jezstow
adamriceatmac

11. Irwin Cobalt High Speed Drill Bit, 11/64″

Irwin Cobalt High Speed Drill Bit, 11/64

  • Made of shock-resistant and heat treated S2 steel for maximum strength and hardness
  • Ideal for maintenance and repair work
  • Manufactured in China

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Product Details

Specifications

Details
Assembled Depth (in) 0.667 in
Assembled Height (in) 7.5 in
Assembled Width (in) 2.0 in
Assembled Weight (lbs) 0.033 lbs
Packaging Depth 0.667 IN
Packaging Height 7.5 IN
Packaging Width 2.0 IN
Package Weight 0.033
Package Weight UOM LB
Net Packaged Quantity 1 EA
Bit Material Cobalt
Bit Type Twist
Flute Length 2.25 in
Length 3.25 in
Shank Diameter 0.25 in
Bit Diameter(s) .172
Minimum Chuck Size Required 1/4 In.
Recommended Safety Equipment Safety glasses
Drilling Depth 2.25 in
Package Contents 1 cobalt drill bit

12. Irwin 11/32in Cobalt Drill Bit

Irwin 11/32in Cobalt Drill Bit

  • Length, 11/32 Inch

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Product Details

Specifications

Details
Manufacturer Part Number 63122
Product Name Drill Bit
Product Type Drill Bit
Drill Bit Type Twist Drill Bit
Maximum Drill Bit Diameter 0.34″

13. Bosch 21 Piece Cobalt Metal Drill Bit Set Co21

Bosch 21 Piece Cobalt Metal Drill Bit Set Co21

  • 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
  • Metal-drilling solution – engineered to drill in metals such as stainless steel, cast iron and aluminum

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14. Milwaukee Red Helix Cobalt 21/64″ Drill Bit – 48-89-2318

Milwaukee Red Helix Cobalt 21/64

  • 21/64″

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Product Details

Specifications

Details
Chuck Size 3/8 in
Flute Length 3.35 in
Finish/Coating Uncoated (Bright Finish)
Overall Length 4.75 in
Point Angle 135 °

15. Drill America D/aco14 #14 Cobalt Heavy Duty Jobber Length Drill Bit

Drill America D/aco14 #14 Cobalt Heavy Duty Jobber Length Drill Bit

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Product Details

Specifications

Details
Finish Gold
Flute Length 2-3/16
Overall Length 3-3/8
Shank Type Round
Style Jobber

16. Drill America D/AMMCO16.00 16.00mm Cobalt Metric Drill Bit

Drill America D/AMMCO16.00 16.00mm Cobalt Metric Drill Bit

  • Heavy Duty Split Point, Cobalt Steel, Jobber Length Drill Bit, Size: 16.00mm, Shank size 1/2″ inch, Overall length 6″ inches
  • Material: Cobalt

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Product Details

Specifications

Details
Drill Bit Size 16.00mm
Shank Type Round
Drill Bit Point Angle 135 Degrees
Drill Bit Material Cobalt
Drill Bit Finish Gold

17. DeWalt Dw1124 3/8-In. Black Oxide Drill Bit

DeWalt Dw1124 3/8-In. Black Oxide Drill Bit

  • 3/8 Inch

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Specifications

Details
Package Weight 0.14 lbs.
Bit Type General Purpose
Bit Diameter 3/8”
Package Quantity 1
Bit Material Black Oxide

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18. Osg 62650 Jobber Drill 15.00mm HSS

Osg 62650 Jobber Drill 15.00mm HSS

  • 15.0 mm

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Product Details

Specifications

Details
Warranty Type Two Year
Application Industrial

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19. Bosch 2607019925 Metal Drill Bit Set (10-Piece)

Bosch 2607019925 Metal Drill Bit Set (10-Piece)

  • 10-Piece

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Product Details

Specifications

Details
Drill Bit Type Twist Drill Bit
Minimum Size 1mm
Drilling Application Metal
Maximum Size 10mm
Number of Pieces 10

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DaveofWGC
Dave270
Quil

20. Drill America D/aco3/8×29/64 29/64″ Cobalt Reduced Shank Drill Bit 3/8

Drill America D/aco3/8x29/64 29/64

  • Other Details
  • Size: 29/64

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Product Details

Specifications

Details
Drill Bit Size 29/64″
Drill Bit Point Angle 135 Degrees
Drill Bit Material Cobalt
Drill Bit Finish Gold
Shank Type Round

Conclusion

The best drill bits for drilling stainless steel are those that are made specifically for that purpose. There are many different types and sizes of drill bits available, so it is important to choose the right one for the job.

Drill bits for stainless steel come in both standard and metric sizes. The most common drill bits used for drilling stainless steel are the ones that are specifically designed for that purpose.

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