uxcell Nylon Insert Hex Lock Nuts, Self-Locking Nylon Stop Nut For Industrial Construction Fasteners - M4X0.7 / 60

Description: 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.