To meet the customers' over-expected satisfaction , we have our strong team to provide our best overall service which includes marketing, sales, designing, production, quality controlling, packing, warehousing and logistics for Stainless Steel Square Washers, Stainless Steel Hex Head Screws , Stainless Hex Head Self Tapping Screws , A4-70 Bolt ,Stainless Steel Wing Nuts . We have experienced manufacturing facilities with more than 100 employees. So we can guarantee short lead time and quality assurance. The product will supply to all over the world, such as Europe, America, Australia,London, Boston,Pretoria, Nairobi.We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.