Internal Hex, Internal Torx, External Hex
4 mm, 7 mm, 1-5/16 ", 5/8 ", 1-3/8 "
2-1/2, 1, 1-1/2, 3/8, 1/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
3 in, 3-9/16 in, 1-11/16 in, 8 in, 4-3/4 in
4-Point, 8-Point, 12-Point, 6-Point, 7-Point
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