Internal Hex, Internal Torx, External Hex, External Torx
7/16 ", 25 mm, 5/8 ", 9/16 ", 9 mm
1/4, 1/2, 2-1/2, 1, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
70 mm, 33 mm, 3/4 in, 9/16 in, 4-3/4 in, 17 mm
8-Point, 12-Point, 7-Point, 6-Point, 4-Point
-