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Irwin Industrial Tools585-10220

585-10220

Unibit® High Speed Steel Fractional Hole Enlarging Step Drill
Item #101638564
  • Step Drill Bit
  • 8 Steps
  • 7/16" Shank
  • 9/16" to 1" Size Range
Irwin Industrial Tools585-10220
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    Shipment Options
  • Step Drill Bit
  • 8 Steps
  • 7/16" Shank
  • 9/16" to 1" Size Range

features

  • Single flute cutting edge for greater control through steps
  • Three flatted shank prevents slipping in drill chuck
  • Also available with titanium nitride coating for longer life
  • Patented single flute cutting edge gives the user a true round hole every time
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
  • Pilot hole required
No. of Steps 8
Shank 7/16 in
Size Range 9/16 in to 1 in
Increment (Length) 1/16 in
Weight 0.37 LB
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