Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 6 mm, 5/8 ", 1-3/8 "
3/4, 1-1/2, 2-1/2, 1/2, 1
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 39 mm, 1-1/4 in, 17 mm, 3-3/8 in
6-Point, External Torx, 8-Point, 7-Point, 12-Point
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