Internal Hex, Internal Torx, External Hex
5/8 ", 9 mm, 1-3/8 ", 1-1/4 ", 21 mm
2-1/2, 3/8, 1/2, 1-1/2, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
28 mm, 19 mm, 3/4 in, 9/16 in, 39 mm, 2-15/16 in
8-Point, 12-Point, External Torx, 6-Point, 7-Point
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