Greenlee 3/8-in 6-Step Drill Bit in the Step Drill Bits ...
Kwik Stepper step bit has dual-flute design to help drill faster with less force. Split-point tip for quick penetration and easy, more accurate drilling. Steam oxide finish runs cooler for longer life. Kwik Stepper bits are capable of cutting up through 3/8 mild steel, copper, brass, aluminum, wood, plastic, and laminates. 3/8-In hex shank.
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