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IRWIN® Step Drill Bit

Airgas Part #:VIS10234CB

Manufacturer Part #:10234CB

$83.35 /Each
Package Size Options
$416.75 Carton 5 Each / Carton
Enter multiples of 5 Each

Item Details

  • IRWIN Tools 10234CB Unibit Cobalt Sheet Metal Step Drill Bit offers 12 different hole sizes in one single bit, from 3/16" to 7/8" in increments of 1/16". Ideal for drilling true, round holes with a smooth, clean finish in a variety of materials like stainless steel, sheet metal, aluminum, fiberglass, plastics, plexiglass, and wood. The cobalt high speed steel construction provides increased life of the cutting edge which makes it ideal for tough applications like stainless steel drilling. The SpeedPoint tip penetrates fast and doesn't require a pilot/starting hole. The 3/8" hex shank provides secure grip in the drill chuck. Permanent laser-etched sizes inside flute are easy to read for precise control during the hole enlarging process. Product made in USA.


  • 6X Longer life vs. the competition
  • M35 grade Cobalt Alloy HSS
  • Radial concave flute
  • Speed point tip

Product Attributes

Drill Type

» Step Drill Bit

Drill Material

» High Speed Steel