External Hex, Internal Hex, Internal Torx, External Torx
26 mm, 20 mm, 9 mm, 1-3/8 ", 1-1/4 "
3/4, 3/8, 1-1/2, 1/2, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 1-1/4 in, 39 mm, 15/16 in, 2-15/16 in
4-Point, 6-Point, 12-Point, 7-Point, 8-Point
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