... :UL,ROHS,REACH,ISO9001, 1)8-layer E-book pcb2)Copper thickness: 1 oz 3)Board thickness: 1.6mm 4)Min ... : 0.1mm7)Min line spacing: 0.1mm8)Outer copper thickness: 2.0 oz9)Inner copper thickness: 1.0 oz10)Certificate:UL,ROHS,REACH ... ±0.05mmD≤0.3 ±0.08mmMIN. FINISHED HOLE SIZE0.2mmHOLE COPPER THICKNESS≥20umMIN. TRACK WIDTH0.075mmMIN. TRACK SPACING0.075mmPROFILE SIZE TOLERANCE ...