External Hex, Internal Hex, Internal Torx
4 mm, 26 mm, 1-1/8 ", 5/8 ", 1-3/8 "
1/2, 1-1/2, 3/4, 3/8, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
4-1/16 in, 70 mm, 58 mm, 11/16 in, 2-7/16 in
8-Point, 7-Point, 4-Point, 12-Point, 6-Point
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