External Hex, Internal Hex, Internal Torx
1-1/2 ", 5.5 mm, 5/8 ", 15/16 ", 7/8 "
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3-9/16 in, 8 in, 58 mm, 3/4 in, 9/16 in, 2-7/16 in
8-Point, External Torx, 12-Point, 4-Point, 7-Point
-