External Hex, Internal Hex, Internal Torx, External Torx
4 mm, 7/16 ", 5/16 ", 1-5/16 ", 46 mm
2-1/2, 3/8, 1/2, 1/4, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
4-1/16 in, 58 mm, 3/4 in, 9/16 in, 2-7/16 in, 2-15/16 in
6-Point, 12-Point, 7-Point, 8-Point, 4-Point
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