• Home
  • Irwin Unibit 1/4" to 1-3/8" High Speed Steel Step Bit


Image for Irwin Unibit 1/4
+ / - Hover over image to Zoom
Other Views

Irwin Unibit 1/4" to 1-3/8" High Speed Steel Step Bit

Brand: Irwin Mfg#: 10235
Product#: 17310235
Based on Product Sourcing
Free UPS Ground Shipping on this Item!

Please Login to receive Special Pricing
Not Registered? Create an Account


Unibit Fractional Step Drill Bit, 10 Step, 0.25- 1.375 in Diameter, NO 5 Wire, SpeedPoint Point, 1 Flute, 0.125 in, Hexagonal Shank, 0.125 in Shank, Self Starting Style, High Speed Steel Cutting Edge, Tin Coated


  • Hex shank prevents slipping in drill chuck
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
  • Single flute cutting edge for greater control through steps
  • New speedpoint tip penetrates faster than previous Unibits and prevents walking
  • Also available with (TiN) coating for longer life


  • Brand: Irwin
  • Product Line: Unibit
  • Style: Self Starting
  • Shank Size: .125 in
  • Diameter: 0.25- 1.375 in in
  • Shank Type: Hexagonal
  • Applicable Materials: Stainless Steel, Copper, Brass, Aluminum, Plastic and Laminates
  • Number of Steps: 10
  • Finish: Tin Coated
  • Number of Flutes: 1
  • Wire Size: NO 5
  • Cutting Edge Material: High Speed Steel
  • Point Type: SpeedPoint
  • Material Thickness: .125 in