IRWIN 10312ZR - #12 3/8 in. Unibit Step Drill Garant Adjustable power regulator

Adjustable power regulator

Fits most 18mm snap knives

Keyless lever-action blade clamp for quick and easy blade changes

DEWALT XP Tile Blades deliver fast

while the AVR voltage regulation and electronic ignition deliver smooth

IRWIN 10312ZR - #12 3/8 in. Unibit Step Drill Garant Adjustable power regulatorThe IRWIN 10312ZR Step Drill Bit is ideal for drilling holes in thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates. Featuring a patented single flute cutting edge, it ensures perfectly round holes and provides greater control through the steps. Its 3 nut shank prevents slippage in the drill chuck, while the SpeedPoint tip improves penetration and prevents walking. Made of high speed steel, this bit is strong and