Internal Hex, Internal Torx, External Hex
4 mm, 5/16 ", 25 mm, 9/16 ", 35 mm
1/4, 1/2, 1-1/2, 2-1/2, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
3-9/16 in, 12 mm, 1-1/8 in, 8 in, 13/16 in
4-Point, External Torx, 12-Point, 7-Point, 8-Point
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