Internal Hex, Internal Torx, External Hex, External Torx, 6-Point
4 mm, 7/16 ", 23 mm, 35 mm, 1 "
1/2, 3/4, 1-1/2, 3/8, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
3-3/4 in, 8 in, 4-3/4 in, 2-1/2 in, 1-1/2 in
12-Point, 4-Point, 8-Point, 7-Point
-