Internal Hex, Internal Torx, External Hex
5/8 ", 9/16 ", 1/4 ", 15/16 ", 1-3/8 "
1/2, 3/8, 3/4, 1-1/2, 2-1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
26 mm, 3-9/16 in, 8 in, 2-1/2 in, 15/16 in
4-Point, 12-Point, 6-Point, 7-Point, 8-Point
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