Material:Stainless Sheet SUS304,SUS303,Brass Custom Design Content RoHs The precision has been control less than 0.003mm 1. ... dimensionsButtery packageMetal pakageMaterial:Stainless Sheet SUS304,SUS303,Brass,KOVAR,INVAThin Film Metallizatin:Au,Ni,Mo,Ti,Pt 2.We have the ... -326-CORE.Our products have been according to Bell core,RoHS 2002/95/EC standard. Precision machining part