External Hex, Internal Hex, Internal Torx
5/16 ", 1-1/2 ", 1-5/16 ", 5/8 ", 5.5 mm
2-1/2, 1-1/2, 1, 3/8, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
36 mm, 8 in, 58 mm, 39 mm, 1-3/8 in
8-Point, 7-Point, 4-Point, 12-Point, External Torx
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