External Hex, Internal Hex, Internal Torx
9/32 ", 2-1/2 ", 4 mm, 5/16 ", 1-5/16 "
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
4-1/16 in, 4-1/8 in, 58 mm, 5/8 in, 3/4 in, 9/16 in
External Torx, 8-Point, 12-Point, 7-Point, 6-Point
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