Internal Hex, Internal Torx, External Hex, External Torx
5/16 ", 9/32 ", 2-1/2 ", 7 mm, 20 mm
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 58 mm, 3/4 in, 9/16 in, 4-3/4 in, 1-1/4 in
6-Point, 8-Point, 12-Point, 7-Point, 4-Point
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