- Product Name: External Tooth Star Lock Washers - Material: Carbon Steel - Surface Treatment: Zinc Finish - Inner Diameter: M6 - Outer Diameter: 11mm (0.43 inch) - Color: Silver - Package Content: 100 Pieces Key Benefits: - Durable Construction: Made from high-quality carbon steel with a zinc finish, these lock washers provide exceptional hardness, corrosion resistance, and wear resistance, ensuring a long service life. - Enhanced Performance: The unique external tooth design creates additional friction between the fastener head and the base material, significantly improving rotation resistance and the overall effectiveness of your fastening applications. - Effective Load Distribution: The outer tooth structure evenly distributes the bolt's tightening force, securing your installations and holding seals firmly against surfaces to prevent leaks or disconnections. Easy Installation: - These external tooth star lock washers can be installed quickly and easily. Simply apply pressure or rotate to secure them onto the shaft, making installation straightforward and hassle-free. Practical Applications: 1. Automotive Assembly: Ideal for use in automotive applications where a secure connection is essential for performance and safety. 2. Machinery Maintenance: Suitable for securing components in machinery, ensuring they remain tight and function smoothly under vibration and load. 3. Construction Projects: Perfect for use in construction to create stable and reliable connections in various structures and installations. Choose our External Tooth Star Lock Washers for your next project and experience a blend of durability, effectiveness, and easy installation.