External Hex, Internal Hex, Internal Torx, External Torx
5/16 ", 1-5/16 ", 5/8 ", 1-3/8 ", 7/8 "
1/2, 1, 3/4, 1-1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
58 mm, 39 mm, 7/8 in, 5/16 in, 7/16 in
4-Point, 12-Point, 7-Point, 8-Point, 6-Point
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