Internal Torx, External Torx, External Hex, Hex, TX
Imperial, Metric, Torx, AF, SAE
7/16 ", 7 mm, 14 mm, 9/16 ", 11/16 "
38.1, 19.05, 9.53, 6.35, 25.4
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Phosphatized, Gun-metal, Oxidised, Black Phosphate, Black Oxide