Internal Hex, Internal Torx, External Hex, 6-Point
4 mm, 9 mm, 5/16 ", 5/8 ", 11 mm
1/2, 1, 2-1/2, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
2-1/4 in, 1-1/8 in, 5 mm, 8 in, 2-15/16 in
8-Point, 12-Point, External Torx, 7-Point, 4-Point
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