Internal Hex, Internal Torx, External Hex
1-5/16 ", 5/8 ", 5.5 mm, 1-3/8 ", 1-1/4 "
1/2, 1, 1-1/2, 3/4, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 58 mm, 3/4 in, 9/16 in, 7/8 in, 13/16 in
External Torx, 4-Point, 12-Point, 7-Point, 8-Point
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