External Hex, Internal Hex, Internal Torx
5/8 ", 2-1/2 ", 4 mm, 25 mm, 1-5/16 "
1/4, 2-1/2, 1-1/2, 3/4, 1
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 58 mm, 4-3/4 in, 13/16 in, 2-15/16 in
12-Point, 7-Point, 6-Point, 8-Point, 4-Point
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