Impact wrench. Produces up to 500 ft lbs of driving impact power and torque. Bolt & nut capacity: wide range of small nut and bolt sizes. Adjustable impact intensity. Maximum pull on handle: 39 lbs. Square drive size: ½". Exclusive "Roto-Sledge" impact head. Easily adaptable for ¾" drive sockets. Extremely portable compared to hydraulic, pneumatic or electrical applications. Weight: 6 lbs.kg. Height: 13 5/8 in.cm. Width: 1 21/32 in.cm. Max. torque: 500 ft. lbs. Max pull on handle: 39 lbs. Code: U/W.