External Hex, Internal Hex, Internal Torx, 6-Point
5/16 ", 1-1/8 ", 18 mm, 5/8 ", 1-3/8 "
1, 1/2, 3/4, 1-1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
1-1/8 in, 8 in, 28 mm, 4-3/4 in, 26 mm
4-Point, 12-Point, External Torx, 8-Point, 7-Point
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