Internal Hex, Internal Torx, External Hex
2-1/2 ", 5/16 ", 26 mm, 5/8 ", 15/16 "
3/4, 2-1/2, 1/2, 1/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
2-1/4 in, 1-1/8 in, 8 in, 4-1/16 in, 58 mm
12-Point, 8-Point, 6-Point, 7-Point, 4-Point
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