Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for BLACK Heavy Bolt, Half thread Head Bolt Hexagon Bolt Hex Bolt and Nut , Black Hexagon Socket-Head Screws , DIN931 Fastener ,A325/A490 Heavy Hex Structure Bolt . Base on the business concept of Quality first, we would like to meet more and more friends in the word and we hope provide the best product and service to you. The product will supply to all over the world, such as Europe, America, Australia,Oman, Czech,Netherlands, Slovakia.Nowadays our products sell all over the domestic and abroad thanks for the regular and new customers support. We provide high quality product and competitive price, welcome the regular and new customers cooperate with us!