Internal Hex, Internal Torx, External Hex
5/16 ", 1-5/16 ", 16 mm, 9/16 ", 5.5 mm
3/4, 1-1/2, 3/8, 1/2, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
28 mm, 26 mm, E7, 3-9/16 in, 8 in
6-Point, 12-Point, 7-Point, 8-Point, 4-Point
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