qxayxa 220 Pcs Nylon Lock Nuts, Hex Lock Nut Assortment Kit, Nylon Insert Hex Nut Set, Locknuts, Black Carbon Steel Self-Locking Nuts, Metric M3 M4 M5 M6 M8 M10 M12

• Exquisite Material: The nylock nuts are made of high quality carbon steel, the surface and edges are smooth and burr-free, not easy to deform or break, corrosion-resistant, rust-proof, and can maintain good performance and durability in harsh environments.
• Hex Self-locking Nuts with Nylon Insert: These locking nuts assortment are equipped with nylon inserts inside, and the nylon material prevents loosening caused by vibration by increasing the friction between the nylon and the thread. The insert deforms elastically on the thread of the screw, but the thread does not cut into the nylon.
• Practical Design: Hexagon lock nut with nylon insert can prevent the screws from being exposed, prevent accidentally moved screws from falling off, ensure a firm fixation and better safety and stability with strong anti-twist protection.
• Wide Range of Applications: Widely used in various industries, such as electrical appliances, precision machinery, computers, furniture, vehicles, sheet metal, aircraft and other fields. Suitable for professionals and DIY enthusiasts.
• Package Includes: You will receive a total of 220 pieces, the size includes 70 pieces M3, 50 pieces M4, 40 pieces M5, 30 pieces M6, 15 pieces M8, 10 pieces M10, 5 pieces M12, the quantity is sufficient, the size is rich to meet various field usage requirements.

What are the advantages of our black m5 nylock nuts? Hexagon nut self-locking are made of high-quality carbon steel material, are not easy to deform and break, corrosion-resistant, rust-proof and durable. Nylon inserts are provided inside the lock nut, which can significantly reduce vibration and loosening under torque. Assorted locking nuts are housed in a storage box and can therefore be easily stored and transported. Widely used in various industries such as electrical appliances, precision machinery, computers, furniture, vehicles, sheet metal, aircraft and other fields. Features: Material: Carbon Steel Color: Black Quantity: 220 pieces Package includes: 70 pieces - M3 50 pieces - M4 40 pieces - M5 30 pieces - M6 15 pieces - M8 10 pieces - M10 5 pieces - M12 After-sales guarantee: If you have any questions about the nylon lock nuts, please contact us in time, we will solve your questions as soon as possible. Warm Tips: Color may vary slightly from the online image due to your monitor's color settings. Please refer to the actual product. Thank you for your understanding.