External Hex, Internal Hex, Internal Torx, 6-Point
1-1/8 ", 10 mm, 9/16 ", 1/4 ", 1-3/8 "
1/4, 3/4, 1-1/2, 3/8, 1/2
Phosphated, Phosphatized, Gun-metal, Black Oxide, Black Phosphate
4-1/16 in, 58 mm, 39 mm, 2-1/2 in, 2-7/16 in
8-Point, External Torx, 12-Point, 4-Point, 7-Point
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