Internal Hex, Internal Torx, External Hex
5/16 ", 5/8 ", 2-1/2 ", 5.5 mm, 1-3/8 "
1, 1-1/2, 1/2, 3/4, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
54 mm, 56 mm, 3/4 in, 9/16 in, 8 in, 11/16 in
8-Point, 12-Point, 7-Point, 6-Point, External Torx
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