Internal Hex, Internal Torx, External Hex
11/16 ", 2-1/2 ", 1-1/8 ", 16 mm, 1-1/4 "
2-1/2, 1/4, 1/2, 3/8, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 3/4 in, 9/16 in, 4-3/4 in, 1-3/8 in, 7/16 in
4-Point, External Torx, 12-Point, 7-Point, 6-Point
-