Drill Bit Extension, 7/16 in Shank, 1 in Dia Body, Alloy Steel

Extend your reach when drilling with Milwaukee Selfeed Bits, Auger Bits and Hole Saws. Accepts all 7/16 in hex, secures with a hex key included. The 7/16 in hex fits both 3 jawed chucks, 1/2 in drill capacity and larger, as well as 7/16 in Quick Change chucks.