External Hex, Internal Hex, Internal Torx, External Torx
2-1/2 ", 4 mm, 15/16 ", 5/8 ", 46 mm
3/4, 1, 1-1/2, 2-1/2, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
7/8 in, 8 in, 16 mm, 3/4 in, 9/16 in, 4-3/4 in
8-Point, 12-Point, 6-Point, 7-Point, 4-Point
-