"Battery-powered impact wrench#For rapid, safe and effortless undoing and tightening nuts #Very useful for for wheel nuts, transmission bolts, steering wheels, pulleys, and tight or seized nuts.#Visible adjustment of torque available ( up to 34 daNm)#Selection of direction of rotation#Ergonomic handle and well-balanced weight#1/2"" drive and supplied with 2 reversible sockets (17/19mm and 21/23 mm). Power supplied by 12v accessory socket or direct from battery#Supplied in hard case # "