Internal Hex, Internal Torx, External Hex, External Torx, 6-Point
4 mm, 5/16 ", 1-1/2 ", 9/16 ", 1-3/8 "
1, 1/2, 2-1/2, 1-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 28 mm, 3/4 in, 9/16 in, 4-3/4 in, 3-3/8 in
12-Point, 8-Point, 4-Point, 7-Point
-