Internal Hex, Internal Torx, External Hex
7/16 ", 20 mm, 5/8 ", 9/16 ", 1 "
1, 2-1/2, 3/4, 1-1/2, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
70 mm, 58 mm, 39 mm, 1-3/8 in, 1-1/4 in
External Torx, 6-Point, 4-Point, 7-Point, 12-Point
-