... board or PCBA ... 4 or ... or single-sided in white,yellow,black,or negativeSilk Screen Min Line Width0.006'' or ... 0.15mmMax Board Dimensions20 inch*20inch or ... 500mm*500mmMin Trace/Gap0.10mm, or ... 4milsMin Drill Hole Diameter0.01'',0.25mm, or ... 0mm, or 120milsV-Score ... ,or ... key or ... or ...