Internal Hex, Internal Torx, External Hex
1-5/16 ", 18 mm, 5/8 ", 15/16 ", 1-3/8 "
1, 3/8, 2-1/2, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
8 in, 4-1/16 in, 13 mm, 1-1/8 in, 3-3/8 in
External Torx, 8-Point, 4-Point, 7-Point, 6-Point
-