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Greenlee Kwik Stepper Step Bit Kit, #1 - 1/2", #3 - 7/8" & #8 - 1-18" Bits, Hole size from 1/8" through 1-3/8", Unique split-tip design penetrates through steel faster, Cut Up through 3/8" Mild Steel, Copper, Brass, Aluminum, Wood, Plastic & Laminates
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1.888.467.7626