Expert Quality, 10 Draper TX - STAR® ; socket bits, 150mm long. All sockets manufactured from hardened and tempered chrome vanadium steel with sand blasted bits of S2 silicon steel. Each socket has a knurled ring for extra grip. Supplied in a plastic storage case. Display packed. Contents: 10 x Sockets: T10, T15, T20, T25, T27, T30, T40, T45, T47, T50 Draper TX-STAR® ; products are compatible with †Torx fixing systems