External Hex, Internal Hex, Internal Torx
4 mm, 6 mm, 9 mm, 9/16 ", 5.5 mm
2-1/2, 3/8, 1/4, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
58 mm, 2-1/2 in, 17 mm, 2-7/16 in, 7/16 in
4-Point, External Torx, 7-Point, 8-Point, 6-Point
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