External Hex, Internal Hex, Internal Torx
5/16 ", 26 mm, 1-5/16 ", 1-3/8 ", 5/8 "
2-1/2, 3/8, 3/4, 1, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-1/8 in, 8 in, 4-1/16 in, 3/4 in, 9/16 in, 2-7/16 in
External Torx, 12-Point, 6-Point, 7-Point, 4-Point
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