Internal Torx, External Torx, External Hex, Hex, TX
Torx, AF, Metric, Imperial, SAE
9/16 ", 6 mm, 3/16 ", 12 mm, 5/8 "
1/4, 1/2, 1-1/2, 2-1/2, 3/8
38.1, 19.05, 9.53, 25.4, 6.35
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Phosphated, Gun-metal, Oxidised, Black Phosphate, Black Oxide