Internal Hex, Internal Torx, External Hex
2-1/2 ", 30 mm, 9/16 ", 5.5 mm, 5/8 "
3/4, 1/2, 1, 1-1/2, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
36 mm, 15/16 in, 8 in, 1-3/4 in, 4-3/4 in
7-Point, 4-Point, 6-Point, 8-Point, 12-Point
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