External Hex, Internal Hex, Internal Torx, External Torx
4 mm, 7/16 ", 9 mm, 15/16 ", 5/8 "
1/4, 1, 3/8, 2-1/2, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 4-1/8 in, 58 mm, 4-3/4 in, 2-1/2 in
8-Point, 4-Point, 7-Point, 12-Point, 6-Point
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