Irwin® Unibit® Fractional Titanium Nitride Coated Step Drill; 1/4" - 3/4"

Item # 901-786578ORS  Model # 15103
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$54.99 Total Price
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Step Drill Bit titanium Nitride coating extends cutting edge life up to 6X, 1/4 - 3/4 in By 1/16 in.
  • Type: Self starting
  • Bit diameter: 1/4 - 3/4 in by 1/16 in increments
  • Shank type: 3 flatted hexagonal
  • Shank diameter: 3/8 in
  • Number of flutes: 1
  • Single-flute cutting edge for greater control through steps
  • 3 flatted shank prevents slipping in drill chuck
  • New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
  • Titanium Nitride coating extends cutting edge life up to 6X
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates

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