Internal Hex, Internal Torx, External Hex
20 mm, 5/8 ", 15/16 ", 1-3/8 ", 1-1/4 "
1/4, 3/4, 1-1/2, 1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
5 mm, 1-1/8 in, 8 in, 39 mm, 5/16 in
8-Point, 6-Point, 7-Point, 12-Point, 4-Point
-