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