Lowe's Home Improvement
IRWIN High Speed Steel Step Drill Bit

IRWIN High Speed Steel Step Drill Bit

Item #: 60140 |  Model #: 10239SM

4.11 / 5 9 Reviews

High Speed Steel Step Drill Bit

  • 2 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
Bit Material High-speed steel
Number of Hole Sizes 2
Shank Size 7/16-in
Diameters of Holes Drilled 7/8" and 1-1/8" (1/2" and 3/4" Knock-Out)
Shank Style Hex
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