External Hex, Internal Hex, Internal Torx
9/32 ", 2-1/2 ", 25 mm, 9/16 ", 5/8 "
1-1/2, 1/4, 2-1/2, 3/8, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-13/16 in, 8 in, 4-1/16 in, 70 mm, 1-3/16 in
6-Point, 8-Point, 7-Point, 12-Point, 4-Point
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