High-Strength Blackened Spring Washer M3-M64 GB93

This high-strength washer is designed for enhanced durability and performance, suitable for a range of mechanical applications. Made from premium materials, it features a blackened finish for added corrosion resistance. The spring washer is available in sizes M3 to M64, ensuring a snug fit for various bolt dimensions. It is engineered to provide reliable tension and secure fastening, making it an essential component in maintaining bolt integrity and preventing loosening in machinery and structural projects. Surface Treatment: Black Material Grade: Level 10 Manufacture country: China Instructions included: No