... Nut;Nylon lock nut; hexagan domed cap nut; butterfly nut;wing nut;2.StandardDIN934,DIN985,DIN315,DIN1587, ISO,JIS& ANSI,GB ,BS,ASTM,Nonstandard nut (according to ... 15 years. Our company had good reputation with customers from American, Europe and Austrialia etc. We also have ... is good.PERFECT QUALITY:We have strict quality control from producing to delivery.Our company had strong technology support, 80 ...