Internal Hex, Internal Torx, External Hex, 6-Point
12 mm, 2-1/2 ", 26 mm, 1-1/8 ", 5/8 "
1/2, 1-1/2, 1, 2-1/2, 3/8
Phosphatized, Phosphated, Gun-metal, Black Oxide, Black Phosphate
4-1/16 in, 1-3/8 in, 13 mm, 5/16 in, 2-15/16 in
12-Point, 8-Point, 4-Point, External Torx, 7-Point
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