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Brand
Irwin
Long Description
Irwin UNIBIT Step Drill Bit, Self-Starting, Imperial, 1/4 in Diameter Minimum Hole, 3/4 in Diameter Maximum Hole, 9 Steps, 3 Hole, 1 Flute, 1/4 to 3/4 in, 3/8 in Shank, Hex Shank, SpeedPoint Point, High Speed Steel, Applicable Materials: Aluminum/Brass/Copper/Laminates/Plastic/Stainless Steel