Internal Hex, Internal Torx, External Hex
9/32 ", 2-1/2 ", 4 mm, 1-5/16 ", 15/16 "
1, 2-1/2, 1/4, 3/4, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
3-9/16 in, 8 in, 4-3/4 in, 35 mm, 1-3/8 in
8-Point, 4-Point, 7-Point, 12-Point, 6-Point
-