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