External Hex, Internal Hex, Internal Torx
5/16 ", 9 mm, 1-1/8 ", 5/8 ", 15/16 "
3/8, 2-1/2, 1, 1/2, 1-1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
8 in, 13 mm, 58 mm, 39 mm, 2-7/16 in
12-Point, 8-Point, 7-Point, 6-Point, 4-Point
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