1pc Mini Keyless Drill Bit Chuck Adaptor 1/4 Hex Shank For Power Impact-Driver
Convert hexagonal shank screwdriver into a drill. Shank: Hexagonal Shank (1/4-6.35mm). Use this chuck to convert any cordless screwdriver or driver into a drill or a grind. The shank of the chuck is 1/4" standard hexagonal drive.