Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 5/8 ", 15/16 ", 1-3/8 "
1, 1-1/2, 1/4, 1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-7/8 in, 8 in, 70 mm, 3/4 in, 9/16 in, 15/16 in
External Torx, 6-Point, 12-Point, 7-Point, 8-Point
-