... rivetsLink-Non-standard Fastener ,stainless steel fastener ,welded screws ,rivets ,rivet nuts and others .Feature:1.Raw Material:alloy alunminum ... production of complex-shaped non-standard screws,rivets, rivet nuts, self-plugging rivets and high-precision turning parts. Our company ... on. The material includes steel,stainless steel, copper, Allumimum,iron. we follow the standard of DIN,GB,ANSI,JIS, ISO ...