Internal Hex, Internal Torx, External Hex, 6-Point
2-1/2 ", 4 mm, 7 mm, 5/8 ", 1-3/8 "
1/4, 3/8, 3/4, 1-1/2, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 70 mm, 4-3/4 in, 17 mm, 1-1/2 in
External Torx, 12-Point, 8-Point, 7-Point, 4-Point
-