... Inmersion Silver/Gold,Osp,Gold Plating9Copper thickness0.5oz Min.,5.0oz Max10Solder mask colorgreen/black/white/ ... paking14Hole tolerancePTH:±0.076,NTPH:±0.0515CertificateUL,ISO9001,ISO14001,ISO/TS16949,ROHS16Profiling punchingRouting,V-CUT,Beveling17Staff ... alarm,CCTV, wireless communication,telecommunication, networking, printer and house controller 2 Layers and 2.5oz PCB with E-Test(PCB board ) ...