Klein Tools 70220 Reversible Impact-Driver Set Features:

• Rugged, hand-impact driver turns rusted, frozen, 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.-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.

• Always wear approved eye protection.
• Never use on or near live electrical circuits.
• Do NOT use to pry or chisel.
• Do NOT use to pry or chisel.