External Hex, Internal Hex, Internal Torx
9 mm, 5/8 ", 5.5 mm, 15/16 ", 1-3/8 "
3/8, 1-1/2, 3/4, 1/4, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
4-1/16 in, 4-3/4 in, 39 mm, 2-1/2 in, 13 mm
External Torx, 4-Point, 7-Point, 8-Point, 6-Point
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