External Hex, Internal Hex, Internal Torx, External Torx
4 mm, 1-1/2 ", 1-5/16 ", 9/16 ", 5/8 "
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
4-1/16 in, 7/16 in, 58 mm, 1-3/8 in, 3-3/8 in
12-Point, 8-Point, 4-Point, 7-Point, 6-Point
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