Internal Hex, Internal Torx, External Hex
2-1/2 ", 1/4 ", 26 mm, 1-5/16 ", 1-1/4 "
3/4, 1/2, 2-1/2, 1-1/2, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
4-1/16 in, 4-1/8 in, 3/4 in, 9/16 in, 39 mm, 2-7/16 in
External Torx, 8-Point, 7-Point, 4-Point, 12-Point
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