Place of Origin:Maharashtra India Board Thickness:1.6MM,0.8MM,2.4MM,3.2MM Min. Line Width:4MIL Surface Finishing:HAL,GOLD,NICKEL,SILVER Model Number:PCB Brand Name:LEGEND Min. Line Spacing:4MIL Min. Hole Size:0.4MM Copper Thickness:18MICRONS,35 MICRONS