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9/16-Inch to 1-Inch Step Drill Bit 1/2-Inch Shank

Irwin Tools Unibit #20 9/16-Inch to 1-Inch Step-Drill Bit 1/2-Inch Shank (10220)


  • $50.00


  • Step drilling bit is ideal for drilling holes into thin materials
  • No need for center punches with non skid tip
  • 3 flatted shanks prevent slippage in the drill chuck
  • Great for sheet metal, metal plates, aluminum, fiberglass, plastics, plexiglass, and wood
  • Round true hole with every use

WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.


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