M1210 Socket Clip Rail Set of 9 External TORX 1/2in Drive This Teng Tools M1210 Socket Clip Rail Set of 9 External TORX 1/2in Drive sockets are manufactured from chrome vanadium steel for strength and durability, and have an attractive satin finish. They are supplied on a clip rail, which is ideal for both wall mounting and for use in a toolbox. The set comprises the following External TORX socket sizes E10, E11, E12, E14, E16, E18, E20, E22 and E24 and 1 clip rail 230mm (9in) in length.