External Hex, Internal Hex, Internal Torx
2-1/2 ", 5/16 ", 1-1/2 ", 27 mm, 5/8 "
3/8, 1/2, 2-1/2, 1, 1-1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
E7, 8 in, 58 mm, 5/16 in, 15/16 in
8-Point, External Torx, 12-Point, 6-Point, 7-Point
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