310 Pcs Nylock Nuts, Self Locking Nuts, Nylon Insert Lock Nut, Carbon Steel Black Hex Thread Hexagon Nut with Nylon Inserts for Bolts Screws Components, M3 M4 M5 M6 M8 M10 M12

• Superb carbon steel material: these lock nuts set are made of high quality carbon steel material, have high strength, high hardness, corrosion and rust resistance, are not easy to break or deform, can maintain good performance in harsh environments and are durable.
• Use with bolts and screws: self-locking nuts are generally used with bolts or screws of the same thread size, prevent bolts from being visible and falling out, help hold threads to prevent loosening, ensure a strong fastening and ensure a better stability.
• Wide range of applications: suitable for all kinds of precision machinery, household appliances, classification instruments, communication products, electronic products, automobile maintenance and other fields. Ideal for professionals, hobbyists, carpenters, landlords, repair workers or other DIY projects.
• Easy to store: All nylon inserts lock nuts range are stored in a transparent and sturdy storage box with compartments marked with the size and corresponding quantity, so you can quickly find the size you need, no mess when transporting and easy to use.
• Package includes: You will receive a total of 310 pieces, including 100 pieces M3, 55 pieces M4, 60 pieces M5, 40 pieces M6, 30 pieces M8, 20 pieces M10, 5 pieces M12, the quantity is sufficient and the size is sufficient for different occasions and meet field requirements.

What are the advantages of our lock nuts? ❥ The lock nuts with nylon inserts are made of high quality carbon steel, which is not easy to break and deform and is durable. ❥ All self-locking nuts are packed in a transparent storage box, which is easy to carry and find. ❥ Self locking nuts are suitable for general fastening applications, are an excellent replacement for industrial and construction fasteners and are suitable for replacing damaged and lost nuts. ❥ Hex nuts assortment is often used in combination with bolts or screws to prevent loosening and keep nuts in place during vibration. ❥ Suitable for all kinds of precision machinery, household appliances, classification instruments, communication products, electronic products, automobile maintenance and other fields. Features: Material: carbon steel Color: Black Quantity: 310 pieces The package includes: 100 pieces - M3 55 pieces - M4 60 pieces - M5 40 pieces - M6 30 pieces - M8 20 pieces - M10 5 pieces - M12 After-sales guarantee: If you have any questions about our hex lock nuts, please contact us in time, we will solve your questions as soon as possible. Warm Tips: Due to the color settings of your monitor, the color may vary slightly from the online image. Please refer to the actual product. Thank you for your understanding.