Internal Hex, Internal Torx, External Hex
4 mm, 5/16 ", 1-5/16 ", 5/8 ", 1-1/4 "
2-1/2, 1, 1/2, 1-1/2, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 28 mm, 3/4 in, 9/16 in, 4-3/4 in, 13 mm
External Torx, 6-Point, 7-Point, 4-Point, 8-Point
-