Irwin Tools IRWIN Drill Bit, 3-Cutter, Self Feed, 2-Inch (3046010)

Drill bits have 3 cutting edges that are hardened for durability and long life in tough materials | Replaceable screw-point tip pulls the drill bit fast for clean, true holes | Drill bit has an aggressive screw pitch | 7/16-inch hex quick-change impact shank reduces slipping in standard chucks | IRWIN drill bits are compatible with most 7/16-inch impact drills | Drill bits have 3 cutting edges that are hardened for durability and long life in tough materials | Replaceable screw-point tip pulls the drill bit fast for clean, true holes | Drill bit has an aggressive screw pitch | 7/16-inch hex quick-change impact shank reduces slipping in standard chucks | IRWIN drill bits are compatible with most 7/16-inch impact drills