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Irwin®

Step Drill Bit 9/16-1'' with 7/16 Shank

Item # 255730
MFR # 10220
UNSPSC 27111800
Step Drill Bit 9/16-1'' with 7/16 Shank
Step Drill Bit 9/16-1'' with 7/16 Shank
Price:$64.52
/ Each
In Stock
QuantityPrice
Each$64.52
Estimate Delivery Date

Finish / CoatingUncoated
MaterialHigh Speed Steel
Maximum Hole Diameter1"
Minimum Hole Diameter9/16"
Number of Steps8
Shank Style7/16" Hex
Step Increments1/8"
TypeImpact Step Drill

Tools for professionals that get the job done

  • 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.
  • #20
  • 9/16"-1"
  • 8 Steps
  • 1/8" Maximum material thickness.