Our factory specializes in manufacturing high-quality flat washers with strength ratings of 4.8, 6.8, 8.8, 10.9, and 12.9. Our washers are produced to the standard size and are made of zinc-plated plain steel. We also manufacture double fold self-locking washers that are available in UNF, UNC, and ANSI thread standards. Our products are of high quality and come at a wholesale price, making them very affordable for both small and large-scale consumers. With our dedication to quality, you can be sure our products meet all the necessary standards required to enhance your project's performance. Trust us for all your flat washer needs.