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Irwin Industrial Tools

Irwin Unibit HSS Fractional Hole Enlarging #21 - (PV21)

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SKU:
10221
Description:
#21
Hole Sizes:
13/16 - 1-3/8 in
Number of Holes:
10 Steps
Maximum Material Thickness:
1/8 in

Description

Single-flute cutting edge for greater control through steps. 3 flatted shank prevents slipping in drill chuck. Also available with titanium nitride coating for longer life. Patented single-flute cutting edge gives the user a true round hole every time. Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates. Pilot hole required.
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