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Drill Bit


Drill Bit
Item #111210078
  • Drill Bit
Drill Bit
    Shipment Options
  • Drill Bit


  • Constructed of M-35, 5% cobalt, high speed steel for super abrasive resistance and faster cutting than M2 in tough metals, the IRWIN Cobalt Metal Index Drill Bit Set features 135° split point tips that start on contact and cut with less force. Reduced shanks above 3/8" allow you to use the larger drill bits in a standard 3/8" chuck. The included case has removable cartridges to carry bits from case to worksite safely.


  • Constructed of M-35 high speed steel for super abrasive resistance in tough metals
  • Cobalt steel extends cutting edge life and maintains cutting life after resharpening
  • Extra hard drill for greater wear
  • Reduced shank above 3/8" allows the use of larger drill bits in a 3/8" chuck
  • Sizes include 1/16" to 1/2" in 1/64" increments with a rubber, overmolded case that protects the kit if dropped
  • Rubber overmolded case protects kit if dropped
  • Tap & Drill selection chart for convenient reference.
  • Automatic indexing for easy bit access and identification
  • Removable cartridges: easy to carry bits from case to worksite
Point 135 degrees
Finish Cobalt
No. of Pieces 29
Type Cobalt M35 HSS Fractional
Weight 4.75 LB
EAN or UPC 24721065131
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