Internal Hex, Internal Torx, External Hex
1-1/2 ", 1-1/8 ", 1-5/16 ", 5/8 ", 1-3/8 "
2-1/2, 3/8, 1, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
36 mm, 8 in, 4-1/16 in, 19 mm, 3/4 in, 9/16 in
4-Point, External Torx, 7-Point, 6-Point, 12-Point
-