Internal Hex, Internal Torx, External Hex
5/8 ", 2-1/2 ", 4 mm, 1-3/8 ", 1-1/4 "
3/4, 3/8, 2-1/2, 1, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
43 mm, 58 mm, 39 mm, 7/8 in, 3-3/8 in
8-Point, 6-Point, 7-Point, 12-Point, 4-Point
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