Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 1-5/16 ", 1-1/4 ", 46 mm
3/4, 1, 1-1/2, 2-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
4-1/16 in, 1-1/4 in, 43 mm, 1-3/4 in, 39 mm
6-Point, 12-Point, 7-Point, 8-Point, 4-Point
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