Customized Double End Studs Grade 8.8 Grade 10.9 M3mm-M100mm Located in handan city, near Beijing, Tianjin, Hebei Bestbuy hardware co., ltd enjoy convenient water, land and air transportation. It is a professional large-scale manufacturer of all types of fasteners, Electric power fittings and Aluminum formwork accessories, a production, processing distribution and wholesale entitles. Our parent...