External Hex, Internal Hex, Internal Torx
5/8 ", 9/16 ", 23 mm, 1-3/8 ", 7/8 "
3/8, 1/4, 3/4, 1/2, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
37 mm, 54 mm, 8 in, 70 mm, 3/4 in, 9/16 in
6-Point, External Torx, 7-Point, 12-Point, 8-Point
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