#5 Unibit Self-Starting Stairstep Bit, 10-Step, 1/4" to 1 3/8" Dia., 1/8" Depth by IRWIN

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$98.65 / EA
$86.81 / EA
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  • Stairstep design.
  • SpeedPoint tip.
  • Patented single-flute edge.
  • Hex-shaped shank.
  • For use on stainless steel, copper, brass, aluminum, plastic and laminates.

Drill a range of holes without changing bits when you equip with a stairstep bit. SpeedPoint tip penetrates quickly and cleanly without the walking issues common among alternative point designs. Patented single-flute edge provides precise depth control though all size steps. Hex-shaped shank enables secure, slip-free lock-down. Self-starting bit may be used on stainless steel, copper, brass, aluminum, plastic, laminates and wood.

Includes one conical stairstep bit.


Global Product Type Drill Parts and Accessories-Stairstep Bit
Material Steel
Drill Bit Range [Max] 1 3/8"
Drill Bit Range [Min] 1/4"
Pre-Consumer Recycled Content Percent 0%
Post-Consumer Recycled Content Percent 0%
Total Recycled Content Percent 0%
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