specializes in rivet nuts, blind rivet nut abnormity parts, hard alloy mould and diamond die with over 40 years manufacturing experience. Aiming at development and profession, Zhenhai Hexin fulfilled reorganization and introduced nut production technics from Taiwan in 2004. Hexin was ISO9001:2000 certified in early period of 2006. We have rivet nuts , including cylinder, hexagon, open end, close end, carbon steel, stainless steel, copper, etc. We plan to be the biggest rivet nut manufacturing factory in mainland.