Black 304 Stainless Steel Spring Washer (Sizes M2-M20), GB93, Zinc Oil-Free

This spring washer is crafted from durable 304 stainless steel and features a sleek black finish. It is designed for use in a wide range of applications, offering excellent resistance to corrosion and wear. Available in sizes M2 through M20, it meets the GB93 standard. The washer is enhanced with a zinc oil-free coating, providing an eco-friendly, high-performance solution for ensuring secure fastener connections and preventing loosening due to vibrations. Standard No.: GB849-88 Manufacture country: China Instructions included: No