External Hex, Internal Hex, Internal Torx, External Torx
5/16 ", 25 mm, 10 mm, 9/16 ", 5/8 "
2-1/2, 1/2, 3/8, 1/4, 3/4
Phosphated, Phosphatized, Gun-metal, Black Oxide, Black Phosphate
3-9/16 in, 8 in, 4-1/8 in, 3/4 in, 9/16 in, 35 mm
12-Point, 4-Point, 7-Point, 6-Point, 8-Point
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