1) 11 years OEM foundry 2) strict quality control 3) with advanced equipments 4) prompt delivery 5) non-standerd parts Item Nocnc machined nutsMaterialsiron,aluminum,steel,copper,plastic,carbon steel,nylon,bronze,solder alloy,HSS,tool steels or as per your requirementsDimensionsaccording to your drawingsSurface treatmentheat treatment,polishing,PVD/CVD coating,galvanized,electroplating,spraying, ...