Internal Hex, Internal Torx, External Hex
9/16 ", 9 mm, 11 mm, 1-3/8 ", 5/8 "
1, 1-1/2, 3/4, 1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3/8 in, 1-5/16 in, 8 in, 39 mm, 2-1/2 in
6-Point, 4-Point, External Torx, 12-Point, 7-Point
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