Layer: 4L ; Base Material: FR4 TG170 ; Board Thickness: 1.575mm ; Final Copper Thickness: 2OZ ; Surface Finished: ENIG ; Unit Size(mm): 17.48*15.39 ; Panel Size(mm): 127.7*157.5 ; Min W/S(mil): 8/8 ; Min Hole Size: 0.2mm ;