External Hex, Internal Hex, Internal Torx
16 mm, 2-1/2 ", 4 mm, 1-1/8 ", 5/8 "
1/2, 1-1/2, 1/4, 3/8, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
70 mm, 26 mm, 2-15/16 in, 15/16 in, 3-3/8 in
12-Point, 8-Point, 4-Point, External Torx, 7-Point
-