Internal Torx, Internal Hex, External Hex, Hex, TX
Imperial, Torx, AF, Metric, SAE
9/32 ", 7/16 ", 7/8 ", 3/16 ", 5/16 "
19.05, 25.4, 38.1, 6.35, 12.5
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Gun-metal, Phosphatized, Oxidised, Black Oxide, Black Phosphate