Internal Torx, External Torx, External Hex, Hex, TX
Torx, Metric, AF, Imperial, SAE
9/32 ", 9/16 ", 7/16 ", 5/8 ", 11/16 "
3/4, 1, 2-1/2, 1-1/2, 1/2
38.1, 25.4, 6.35, 9.53, 19.05
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Gun-metal, Phosphatized, Oxidised, Black Oxide, Black Phosphate