... a new service since 2006 to help customers purchase of electronic component and SMT,DIP processing. if required, ... /3oz,1/2oz,1oz,2oz,3ozThickness of finished panel0.2-4.0mmTolerance of finished panel thicknessThickness< 0.5mm ± ... hole diameter0.6mmV-cut angle25°,30°,45°,60°Range of bevel ange25°-60°Warp and twist≤0.5% ... /HAL lead free,gold finger,OSP,silver,goldType of ccl materialFR-4,AL,CEM-1,CEM-3, ...