Internal Hex, Internal Torx, External Hex, 6-Point
2-1/2 ", 4 mm, 1-5/16 ", 5/8 ", 1-1/4 "
2-1/2, 1/2, 1-1/2, 3/8, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-7/8 in, 8 in, 11 mm, 4-1/16 in, 13 mm
8-Point, 4-Point, External Torx, 7-Point, 12-Point
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