External Hex, Internal Hex, Internal Torx
5/8 ", 2-1/2 ", 4 mm, 1-1/8 ", 9/16 "
1-1/2, 1, 2-1/2, 3/4, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-5/16 in, 8 in, 1-1/4 in, 58 mm, 15/16 in
External Torx, 8-Point, 6-Point, 7-Point, 12-Point
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