Internal Hex, Internal Torx, External Hex
11/16 ", 2-1/2 ", 1 ", 9 mm, 1-3/8 "
2-1/2, 1/2, 3/8, 1-1/2, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
E7, 5 mm, 8 in, 4-1/16 in, 28 mm
8-Point, 7-Point, 4-Point, 6-Point, 12-Point
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