External Torx, Internal Hex, External Hex, Hex, TX
Imperial, Torx, Metric, AF, SAE
11 mm, 14 mm, 1/4 ", 9 mm, 36 mm
38.1, 12.5, 25.4, 6.35, 9.53
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Phosphatized, Gun-metal, Oxidised, Black Oxide, Black Phosphate