External Hex, Internal Hex, Internal Torx
4 mm, 1-1/2 ", 1-1/8 ", 1-5/16 ", 1-3/8 "
2-1/2, 1-1/2, 1/2, 1, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-1/8 in, 8 in, 58 mm, 3/4 in, 9/16 in, 13/16 in
8-Point, External Torx, 7-Point, 6-Point, 12-Point
-