The Wera 05004590001 8790 C Wheel 1/2'' Impaktor Socket is intended for use with impact wrenches, with rotating smooth plastic sleeve for higher working speed, better accuracy during screwdriving and additional rim protection. The robust Impaktor design stands up to extremely high stresses, while the hexagonal profile enables precise and profile-preserving screwdriving with high power transmission. ''Take it easy'' Tool Finder with colour coding according to size - for simple and rapid accessing of the required tool.