Irwin Unibit Step Drill Bit Set – 3/16 in to 7/8 in, 12-Step #4 Design

Description

Single concave flute design creates perfectly round holes in thin materials including steel, brass, copper, and aluminum. Constructed of industrial grade, high speed molybdenum steel. SpeedPoint tip for fast starts.

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Quality Irwin Unibit 3/16 In. – 7/8 In. #4 Step Drill Bit, 12 Steps for your collection.