... all sorts of printed circuit board assembly1Layer1-30 layer2MaterialFR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,FR ... -1,FR-23Board thickness0.2mm-7mm4Max.finished board side1500mm*500mm5Min ... packingVaccum packing,Plastic bag12Outer packingstandard carton paking13Hole tolerancePTH:±0.076,NTPH:±0.0514CertificateUL,ISO9001,ISO14001,ROHS,CQC,SGS15profiling punchingRouting,V- ...