BikeMaster Stud Removal Sockets The BikeMaster Stud Removal Sockets can install studs too! These removal sockets allow you to grip a larger area with bi-directional rollers to confidently remove or install the studs. The socket slips over the stud protecting it and allows you to use the force necessary to break the stud free. Features Set of 4 6mm, 8mm, 10mm, 12mm sockets Manufacturer's lifetime warranty