- For rapid fitting and removal of stud bolts with or without thread. - No damage to bolt through welding on of turning aids (nuts, etc.) or use of pliers. - No lock nuts needed. - Positive grip on studs from 10mm long. - No wearing parts. - Diameter 25mm, 65mm long. Applications: - All motor vehicles, agricultural and building machinery maintenance, fleet operators, motorcycle dealers, motor and mechanics; engineering, boat building, etc