Features and Benefits: New tool uses air power to break loose, frozen or rusted fasteners; Hardened steel body with 3/8" drive, adapter chuck and four screw bits; 3/8" drive allows using hex or specialized sockets to remove stubborn nuts and bolts; Professional Tool & Equipment News "Innovation Tool" award; Part No. 482New tool uses air power to break loose frozen or rusted fasteners. Hardened steel body with 3/8" drive, adapter chuck and four screw bits. 3/8" drive allows using hex or specialized sockets to remove stubborn nuts and bolts.Professional Tool & Equipment News "Innovation Tool" award.