Klein Tools 70220 Reversible Impact Driver Set

Rugged, hand-impact driver turns rusted, fren, or other stubborn screws. Includes 3/8” (10 mm)-square-drive fitting adapter for 5/16” hex bits and four assorted hex screwdriver bits (5/16” (8 mm) and 1/2” (13 mm) regular slotted tip, #2 and # 4 Phillips-tip) Can also be used on 3/8” (10 mm) square-drive impact sockets. Internal, spring-loaded, helical design transforms the impact of a hammer blow to up to 200 ft.-s. 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.