APPLICATION:Hardware nuts are widely used in furniture decoration, automotive repair, the machinery industry, minor shop repairs, construction, and more. They facilitate the securing of various instruments and equipment, as well as the installation and maintenance of structural components.ABOUT THIS PRODUCTS/FEATURES:-The nylon lock nut enhances overall anti-loosening performance during tightening by nylon's elastic friction resistance properties, enabling the nut to withstand various high-impact scenarios.-The nuts are manufactured from carbon steel. This material not only provides the nuts with high strength and wear resistance but also extends their service life.SPECIFICATION:Quantity: 100PcsMaterial: Carbon SteelOpposite side width: 0.16inch/4mmHeight: 0.12inch/3mmColor: BlackDimensions: M2-0.4mmStandard: DIN985Surface Treatment: BlackeningTAKE NOTICE OF/TIPS:-The number of times a nylon lock nut can be reused is limited, typically considered to be 3-5 effective tightening cycles for removal and installation.