Material:Stainless Sheet SUS304,SUS303,Brass Custom Design Content RoHs The precision has been control less than 0.003mm 1.Precision mechanical dimensionsButtery packageMetal pakageMaterial:Stainless Sheet SUS304,SUS303,Brass,KOVAR,INVAThin Film Metallizatin:Au,Ni,Mo,Ti,Pt2.We have the following certificates:ISO9001:2008TLC ProveRoHS reportExperimentation Room of GR-326-CORECertificate of ...