FilesGerber, Protel, Powerpcb, Autocad, Orcad, etcMaterialFR-4, Hi-Tg FR-4, Lead free Materials (RoHS Compliant) , CEM-3, CEM-1, Aluminium, High frequency Material (Rogers, Teflon, Taconic)Layer No.1 - 12 LayersBoard thickness0.015"(0.4mm)-0.125"(3.2mm) Board Thickness Tolerance±10%Copper thickness0.5OZ - 3OZImpedance..