Internal Hex, Internal Torx, External Hex
6 mm, 1-5/16 ", 16 mm, 5/8 ", 1-3/8 "
1, 2-1/2, 3/4, 3/8, 1-1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
60 mm, 1-13/16 in, 35 mm, 8 in, 3-3/8 in
4-Point, 7-Point, 12-Point, 8-Point, 6-Point
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