Yu Xiang Metal And Machine was found in 1994 years, We are a manufacturer in China, our factory have produced washers bolts nuts and other fasteners 15 years. We have enough knowledge to produce many fasteners as your ***** price which I send to you , will be the best in China, as to the delievery and quatity, we will supply you the best ***** products:flat washers, spring washers , square washers , bolts nuts and other fasteners. The type: DIN USS GB KS and so on Material : low carbon steel, stainless steel, brass, and so on I am looking forword to your inquiry ADD:577 Che Jia Ling , Qingdao Developing zone , Shandong , China. Tel:0086-532-83836605 fax: 0086-532-86767612 E-mail:***** URL:***** MSN:***** Skype:yuxiangfastener