US PRO Tools Stud Extractor Socket Set 1/2" Dr Roller Type 6mm 8mm 10mm 12mm 2661

Locks on to protruding studs by a roller cam action. This reduces the chance of damaging the thread. Sizes: 6, 8, 10 and 12mm 1/2"" Drive Sockets The outer diameter of 6mm and 8mm socket: 25mm The outer diameter of 10mm and 12mm socket: 28mm