#9 7/8" - 1-1/8" (1/2" & 3/4" 
Knock-Out) UNIBIT HSS 
FRACTIONAL

Product #: RWN10239

Volume: 0.36
Weight: 0.36

Description

Irwin Tools 10239 UnibitĀ® #9 7/8" and 1-1/8" Step-Drill Bit 1/2" Shank

Details

  • Imported
  • Single-flute cutting edge for greater control through steps
  • SpeedPoint tip penetrates fast and helps prevent walking
  • Hex shank helps prevent slipping in the drill chuck
  • Drills 7/8-inch and 1-1/8-inch holes
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
  • Patented single-flute cutting edge gives the user a true round hole every time
  • 3 faltted shank prevents slipping in drill chuck
  • New SpeedPoint tip penetrates faster than previous Unibits and prevents walking

Specifications

  • Item #: 10239
  • Description: #9
  • Hole Sizes: 7/8" - 1-1/8"
  • Number of Holes: 2 steps
  • Maximum Material Thickness: 1/8"
  • Hex Shank Size: 7/16"