Internal Hex, Internal Torx, External Hex
5/16 ", 30 mm, 9 mm, 1-1/8 ", 1-3/8 "
3/8, 3/4, 1-1/2, 1/2, 1/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
4-3/4 in, 13/16 in, 24 mm, 2-15/16 in, 1-3/8 in
External Torx, 8-Point, 12-Point, 6-Point, 7-Point
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