- Package Contents: 100 pieces of M3 x 9 washers made from high-quality 65-Manganese steel. - Durability and Longevity: Crafted from premium 65-Manganese steel, these washers feature a black oxide coating that protects against oxidation and aging. This ensures excellent corrosion resistance and high-temperature performance, making them ideal for demanding environments. - Superior Locking Functionality: These locking washers provide a spring force between the fastener head and the substrate, increasing friction and resistance to rotation. This feature is essential for quick repairs and maintenance, ensuring that connections remain secure over time. - Versatile Applications: Perfect for a wide range of uses, these washers are commonly found in machinery, furniture, electrical appliances, electronic devices, vehicles, sports equipment, and in industrial manufacturing for shock absorption and insulation. - Key Attributes: - Material: 65-Manganese steel with black oxide coating - Size: M3 x 9 - Performance: High corrosion resistance and temperature resilience - Practical Use Scenarios: - Secure components in automotive assembly to prevent loosening during operation. - Use in electrical appliances to enhance stability and reliability. - Ideal for furniture assembly, providing a strong and lasting hold to prevent wobbling. Experience the reliability and performance of these M3 x 9 washers that meet the demands of both professional and DIY projects.