Internal Hex, Internal Torx, External Hex
4 mm, 1-5/16 ", 5/8 ", 9 mm, 1-3/8 "
3/4, 1, 3/8, 1-1/2, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
200 mm, 46 mm, 8 in, 11 mm, 17 mm
8-Point, External Torx, 7-Point, 6-Point, 4-Point
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