IRWIN WeldTec 1-3/8-in Woodboring Drill Bit

Welded cutting edge for extreme life in tough materials, including nail-embedded wood. Replaceable screw-point tip is larger and more durable and pulls bit fast for clean, true holes. 7/16-In hex impact shank reduces slipping in standard chucks and is compatible with all 7/16-in impact wrench chucks.