External Torx, Internal Torx, External Hex, TX, Hex
AF, Metric, Imperial, Torx, SAE
9 mm, 7/16 ", 5/8 ", 11/16 ", 29 mm
38.1, 25.4, 6.35, 19.05, 9.53
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Phosphatized, Gun-metal, Oxidised, Black Oxide, Black Phosphate