Internal Hex, Internal Torx, External Hex, External Torx
4 mm, 9 mm, 1-5/16 ", 5/8 ", 1-3/8 "
2-1/2, 1-1/2, 3/4, 1/4, 1
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
8 in, 28 mm, 1-3/4 in, 33 mm, 13 mm
8-Point, 4-Point, 12-Point, 7-Point, 6-Point
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