Internal Hex, Internal Torx, External Hex
7/16 ", 5.5 mm, 5/8 ", 7/8 ", 1-1/4 "
2-1/2, 1/4, 3/4, 1/2, 3/8
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
1-15/16 in, 1-7/8 in, 8 in, 3/4 in, 9/16 in, 5/16 in
6-Point, 8-Point, 7-Point, 4-Point, 12-Point
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