External Hex, Internal Hex, Internal Torx
2-1/2 ", 7/16 ", 9 mm, 1-5/16 ", 46 mm
2-1/2, 1-1/2, 1/4, 1, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3-9/16 in, 1-11/16 in, 3/4 in, 8 in, 5/16 in
8-Point, 6-Point, 4-Point, External Torx, 7-Point
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