Irwin Tools 10231 Unibit® 13-Hole High Speed Step Drill, 1/8" To 1/2"

Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates. Features 3 flatted shank, shank size 1/4". Single fluted cutting edge assures true round holes & allows greater control.

• 13 hole sizes from 1/8" to 1/2" in 1/32" increments
• Maximum material thickness 1/8"
• 3 flatted shank
• Shank size 1/4"
• Single fluted cutting edge assures true round holes & allows greater control
• Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
• Carded.

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