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Amazon: Irwin Industrial Tools Unibit 1/16-Inch 9-Steps Cobalt Step Drill Bit (10233CB)





IRWIN 10233CB Unibit 1/16-Inch 9-Steps Cobalt Alloy Steel Step Drill Bit
782 Reviews
IRWIN 10233CB Unibit 1/16-Inch 9-Steps Cobalt Alloy Steel Step Drill Bit
  • Drill bit is engineered with M-35-grade Cobalt Alloy Steel steel for maximum life when drilling in tough steel
  • SpeedPoint tip for fast starts
  • Drill bits feature a radial concave flute
  • IRWIN drill bits have laser-marked sizes for simple identification
  • Drills 9 hole sizes from 1/4" to 3/4" increments in 1/16" steps

Promotion availability and prices can change at any time on Amazon. Information included on this page is accurate as of 2022-12-03 at 01:00 CST.


Acme Tools: $52.99
JB Tools: $46.18
ToolBarn: $44.99

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