External Hex, Internal Hex, Internal Torx, 6-Point
4 mm, 5/16 ", 1-1/2 ", 1-5/16 ", 5.5 mm
1-1/2, 2-1/2, 3/8, 1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 28 mm, 1-3/8 in, 11/16 in, 3-3/8 in
4-Point, External Torx, 12-Point, 8-Point, 7-Point
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