Internal Hex, Internal Torx, External Hex, External Torx
4 mm, 9 mm, 1-1/2 ", 10 mm, 1-3/8 "
1/4, 1-1/2, 2-1/2, 3/4, 3/8
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
4-1/16 in, 70 mm, 1-3/4 in, 17 mm, 7/8 in
6-Point, 4-Point, 12-Point, 8-Point, 7-Point
-