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