IRWIN Unibit #1 Step Drill

  • Item#: 20973
  • MFR#: 10231SM
Unibit #1 Step Drill
  • 13 hole sizes
  • High speed steel fractional
  • Single-fluted cutting edge for greater control and rounder holes
  • Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood and laminates
  • 3-flatted shank won't slip in chuck
  • Speedpoint tip for fast starting
  • Laser marked sizes won't wear off with use
Base Warranty Labor (Months) 0.00
Base Warranty Parts (Months) 0.00
Diameters Of Holes Drilled 1/8-in to 1/2-in
Material High-speed steel
Number Of Hole Sizes 13.00
Package Quantity 0.00
Set/Individual Individual
Shank Size 1/4-in
Shank Type Hex
Step Size 1/32-in