Hexagonal metric sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30, 32mm E-type sockets E4-E24 Spark sockets 16;21mm Bits TORX; HEX PH PZ Material CR-V TUV, GS standards KingRoy