- for loosening damaged screws and nuts
- the innovative spiral profile digs itself into the head of a damaged screw/nut and thereby allows to loosen it securely
- special twist socket, 1/2″ drive: 8 – 10 – 11 – 12 – 13 – 14 – 15 – 16 – 17 – 19 – 21 – 22 – 24 – 27
- surface finish: black burnished