Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 5/16 ", 9/16 ", 15/16 "
3/8, 3/4, 2-1/2, 1-1/2, 1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
22 mm, 32 mm, 8 in, 11 mm, 1-3/16 in
External Torx, 12-Point, 8-Point, 7-Point, 6-Point
-