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Unibit Shank Step Drill Bit Set #1, #3, #4, #5, and #20

Irwin Unibit Combo Pack - Unibit #1, #3, #4, #5, & #20 Step Drill Bits

  • $169.98

  • Round true hole with every use
  • 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

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

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