Internal Hex, Internal Torx, External Hex, External Torx
2-1/2 ", 4 mm, 1-1/2 ", 1-1/8 ", 5/8 "
1/2, 3/8, 3/4, 1/4, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
2-11/16 in, 3/4 in, 8 in, 58 mm, 3-3/8 in
8-Point, 7-Point, 4-Point, 12-Point, 6-Point
-