Internal Hex, Internal Torx, External Hex
2-1/2 ", 5/16 ", 1-3/8 ", 5/8 ", 1-1/4 "
2-1/2, 3/8, 1/2, 3/4, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
E7, 8 in, 1-1/8 in, 58 mm, 2-1/2 in
External Torx, 12-Point, 7-Point, 6-Point, 4-Point
-