3/8IN HEX 12IN EXTENSION

Extend your reach a full 12 inches when drilling with Milwaukee Selfeed Bits, Auger Bits, and Hole Saws. Accepts all 7/16 inch hex, secures with a hex key included. The 7/16 inch hex fits both 3 jawed chucks, 1/2 inch drill capacity, and larger, as well as 7/16 inch Quick Change chucks.