Internal Torx, Internal Hex, External Hex, Hex, TX
Torx, Metric, AF, Imperial, SAE
5.5 mm, 9 mm, 7 mm, 9/16 ", 11/16 "
38.1, 9.53, 6.35, 19.05, 25.4
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Gun-metal, Phosphated, Oxidised, Black Phosphate, Black Oxide