... Yellow, Black, Blue, transparent photosensitive soldermask, Strippable soldermask.15Minimun thickness of soldermask10um16Color of silk-screenWhite, Black, Yellow ect.17E-Testing100 ... SERIES, ODB++20Special technological requirementBlind & Buried Vias and High Thickness copper21Thickness of Copper0.5-14oz (18-490um) 3> Quote ... by quality, Win by Price. Computer 1.6mm Board Thickness SMT PCB Assembly