Internal Hex, Internal Torx, External Hex, External Torx
4 mm, 5/16 ", 26 mm, 1-5/16 ", 5/8 "
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
7/8 in, 8 in, 4-1/16 in, 4-3/4 in, 2-1/2 in
4-Point, 6-Point, 7-Point, 12-Point, 8-Point
-