Flexible print circuit: 1.Copper:1.0 OZ 2.Coverlayer: Polyimide, 1 mil 3.Thickness:0.1381mm 5.Line width/space:3.9 mil Flexible print circuit:-Single side FPC-Material: Polyimide, copper-Coverlayer:Polyimide, 1 mil-Thickness: 0.1381mm-Line width:3.9 mil/3.93mil-Surface finishing: immersion gold-Min hole diameter:0.4mm Flexible print circuit