External Hex, Internal Hex, Internal Torx
5/16 ", 1-5/16 ", 5/8 ", 7/8 ", 1-1/4 "
1-1/2, 1, 2-1/2, 1/4, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
33 mm, 1-13/16 in, 8 in, 58 mm, 15/16 in
External Torx, 12-Point, 8-Point, 7-Point, 6-Point
-