Detailed Product Description 1,double-sided pcb board2,base material:FR-4 ... 2mm6,min.line width/spacing:0.1mm7,surface finishing:plated gold8,form:punching,routing,v-cut,bevelingOur Production ... PCB1)Layer:1-162)MAX.Board Size For Single/Double-Sided PCB:800*5503)Solder Mask:green/red/ ... lead-free HASL,immersion gold/silver/tin,chemical gold,plated gold,OSP,carbon ink,gold finger10)Hole Plating ...