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Vise Grip 10220 9/16" - 1" Unibit High Speed Steel Fractional Step... 

12 in stock (as of 02/22/2018 06:04 AM)

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Vise Grip 10220 9/16" - 1" Unibit High Speed Steel Fractional Step Drill
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Added to our catalog within last 30 days
Model: 10220_43
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  • Single-flute cutting edge for greater control through steps
  • 3 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


General Information
ManufacturerIRWIN Industrial Tool Company
Manufacturer Part Number10220
Manufacturer Website Addresshttp://www.irwin.com
Brand NameUnibit
Product NameHigh Speed Steel Fractional Hole Enlarging
Marketing Information
  • Single-fluted cutting edge for greater control & rounder holes
  • Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood and laminates
Product TypeDrill Bit
Product Information
Drill Bit TypeStep Bit
Minimum Drill Bit Diameter0.56"
Maximum Drill Bit Diameter1"
Shank Diameter0.44"
ProductTitleUnibit High Speed Steel Fractional Hole Enlarging - Step Bit: 1" Diameter - 0.44" Shank Diameter

Warranty Information

Beach Audio Warranty

This product was added to our catalog on Thursday, February 22, 2018.


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