Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 9 mm, 1-5/16 ", 5/8 "
3/4, 3/8, 1-1/2, 1/4, 1/2
Phosphated, Phosphatized, Gun-metal, Black Oxide, Black Phosphate
19 mm, 70 mm, 43 mm, 58 mm, 17 mm
8-Point, 12-Point, 4-Point, 7-Point, 6-Point
-