Internal Torx, External Hex, TX, Hex, External Torx
Metric, Imperial, Torx, AF, SAE
5 mm, 7/16 ", 5/8 ", 3/16 ", 11 mm
1-1/2, 1, 3/4, 2-1/2, 3/8
12.5, 6.35, 19.05, 25.4, 9.53
Special Steel, Molybdenum Steel, Alloy Steel, Steel, Chrome Molybdenum Alloy Steel
Gun-metal, Phosphatized, Oxidised, Black Phosphate, Black Oxide