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Irwin® Unibit®

IRWIN STEP DRL #4 3/16-7/8 12 SZ

Item # 191376
MFR # 10234
UNSPSC 27000000
IRWIN STEP DRL #4 3/16-7/8 12 SZ
Price:$81.44
/ Each
In Stock
QuantityPrice
Each$81.44
Estimate Delivery Date

Finish / CoatingBright
MaterialHigh Speed Steel
Maximum Hole Diameter7/8"
Minimum Hole Diameter3/16"
Number of Steps12
Shank Style3/8" Hex
Step Increments1/16"
TypeSpeed / Self-Starting Point

SpeedPoint® tip for fast starts

  • Single-flute cutting edge for greater control through steps
  • Hex shank prevents slipping in drill chuck
  • New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic, and laminates
  • Description: #4
  • Hole Sizes: 3/16" - 7/8"
  • Number of Holes: 12 steps
  • Maximum Material Thickness: 1/8"