Klein 70220 Reversible Impact-Driver Set

Rugged, hand-impact driver turns rusted, frozen, or other stubborn screws.Can also be used on 3/8" square-drive impact sockets.Internal, spring-loaded, helical design transforms the impact of a hammer blow to up to 200 ft.-lbs. of shock torque.Easily reverses for tightening or loosening screws.Constructed of high-grade alloy steel that has been heat treated for added strength.Reclosable, seal-tight vinyl pouch with hang-up grommet.