... control and aviation.Product process capability1,Layer: 1-302,Board finished thickness:0.21mm-7.0mm3, ... Min.drilled hole size:3mil(0.075mm)6,Min.Line width:3mil(0.075mm) Min ... lead free,HAL,Chemical tin,Chemical Gold,Immersion Silver/Gold,OSP, Gold plating.8,Copper thickness:0.5-7 ... requirements, please contact us.Product/Service: PCB, PCBA, printed circuit board, PCB assemble, SMT, FPCB, FPC, Rigid and ...