Internal Hex, Internal Torx, External Hex
2-1/4 ", 5/16 ", 2-1/2 ", 1-5/16 ", 5.5 mm
1/4, 3/4, 1, 1-1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
4-1/8 in, 39 mm, 24 mm, 13 mm, 15/16 in
4-Point, External Torx, 7-Point, 12-Point, 8-Point
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