This 1" pneumatic impact wrench, built with industrial-duty components, helps you power through major projects! Made with lightweight, durable cast aluminum housing, the air impact wrench has a convenient reverse valve for easy direction changes--three speeds forward and three speeds reverse. Featuring an 8" extended anvil and a torque range of 250-1250 ft. lbs., this tough pneumatic impact wrench works best with a 1/2" hose.