👨🔧Thread size: M3, M4, M5, M6, M8, M10, M12. -Easy to use: The stainless steel threaded insertion eliminates the deviation between the threaded hole and the tooth plate, firmly locking the screw in the threaded hole, ensuring that the screw is not easy to loosen during vibration, improving the threaded connection performance and extending the service life of the thread.
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