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