Internal Hex, Internal Torx, External Hex
3/16 ", 12 mm, 2-1/2 ", 1-1/2 ", 1-5/16 "
1, 1/4, 3/4, 1-1/2, 2-1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
11 mm, 1-11/16 in, 3/4 in, 8 in, 4-1/16 in
External Torx, 7-Point, 12-Point, 4-Point, 8-Point
-