Powerbuilt 2 Pc. Emergency Lug Nut Rmover Set coming with 1/2 in. Drive 13/16 in and 1 in. Socket. For removing stuck and damage lug nuts in an emergency situation. These uniquely designed sockets with reverse threading inside can quickly and easily remove worn, stripped or damaged lug nuts when conventional tools are not getting the job done. The sockets works with your Air/Power Impact Wrench. Built of strong premium chrome molybdenum steel with a beautiful stealth black phosphate finish.