Nut Size: M8 M10 M12 M14 M16 M20. Pitch：1.25mm（M8）/1.5mm（M10）/1.75mm（M12）/ 2mm（M14）/ 2mm（M16）/ 2,5mm（M20）. Functions And Work: The threaded rod connectors are used to fit bolts, studs or machine screws for fastening two parts together to make them one piece.
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