[SIZE & PACKAGE]: The thread size of the nylon Insert hexagonal locking nut is M4, the pitch is 0.7mm, the hexagon width is 7mm/0.28", the hexagon height is 5mm/0.2", and the height is 5mm/0.2". The package includes 35 nylon insert lock nuts, which can meet your daily needs.
[MATERIAL]: Made of carbon steel with galvanized surface treatment, the nylon insert hex lock nuts have anti-rust and anti-corrosion properties. The material has high hardness, oxidation resistance, high-temperature resistance, durability, and is not easily deformed, and can be used for a long time.
[FEATURES]: There is a nylon insert in the insert locknut, which is closely combined with the bolt thread. The nylon insert locknut can produce a certain elastic deformation after the bolt is tightened, resulting in frictional resistance, which can prevent the bolt from loosening caused by vibration or other factors.
[EASY TO USE]: Nylon insert hex lock nuts are easy to use, insert the bolt into the nut, align the threads, and tighten with a wrench.
[WIDE APPLICATION]: Locking nuts are widely used and can be used to repair furniture or household appliances, automobile repair, machinery industry, outdoor facilities, construction, etc.
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