Irwin

Irwin 10231, Unibit Step Drill #1, Fractional Self-Starting (HSS)

$24.98

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Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
Single-flute cutting edge for greater control through steps
Patented single-flute cutting edge gives the user a true round hole every time
3 faltted shank prevents slipping in drill chuck
New speedpoint tip penetrates faster than previous unibits and prevents walking