External Hex, Internal Hex, Internal Torx, External Torx
4 mm, 7/16 ", 27 mm, 1-3/8 ", 46 mm
1/2, 1/4, 2-1/2, 1-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
33 mm, 4-3/4 in, 26 mm, 17 mm, 5/16 in
6-Point, 8-Point, 7-Point, 12-Point, 4-Point
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