Shanghai T&Y Hardware was established in 2010,Professional fasteners maker and exporter ,sales office is Located in Shanghai ,factory is in Product ranges : Nuts:Hex nuts ,square nuts,spring nuts ,CNC Nuts Bolts :Hex bolts ,square bolts ,flange bolts, wood screw washer:Flat washer ,Spring washer, square washer Thread rod:Din 975,Thread stud,double end thread rod Mainly market : USA,EU,Middle East and South Asia Standard :DIN,JIS ,BS ,ASTM