General description A comprehensive Torx® and Torx Plus® socket and bit set, including Torx®, Torx Plus® and Torx® tamperproof bit and socket profiles in 1/4"", 3/8"" and 1/2"" drive sizes. This quality set is manufactured from chrome vanadium and impact grade S2 steel, supplied in a sturdy blow-mold case to keep the sockets organized. Technical specifications Material: Chrome vanadium and impact grade S2 steel Drive sizes: 1/4"", 3/8"", 1/2"" Torx® bits - 1/4""D x 37mm long: T6, T8, T10, T15, T20, T25, T27, T30 Torx® bits - 3/8""D x 48mm long: T40, T45, T47, T50, T55 Torx® bits - 1/2""D x 55mm long: T60, T70 Torx® tamperproof bits - 1/4""D x 37mm long: T8H, T10H, T15H, T20H, T25H, T27H, T30H Torx® tamperproof bits - 3/8""D x 48mm long: T40H, T45H, T50H, T55H Torx® tamperproof bits - 1/2""D x 55mm long: T60H Torx Plus® bits - 1/4""D x 37mm long: 8IP, 10IP, 15IP, 20IP, 25IP, 27IP, 30IP Torx Plus® bits - 3/8""D x 48mm long: 40IP, 45IP, 50IP, 55IP Torx Plus® bits - 1/2""D x 55mm long: