Internal Hex, Internal Torx, External Hex, External Torx
2-1/2 ", 1 ", 4 mm, 5/16 ", 1-3/8 "
1/4, 3/4, 2-1/2, 3/8, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
E7, 3-9/16 in, 8 in, 1-3/16 in, 2-7/16 in
4-Point, 8-Point, 7-Point, 6-Point, 12-Point
-