... mm7Min bonding pad diameter10mil8Max proportion of drilling hole and board thickness1:12.59Max size of finish board23inch*35inch10Rang of finish baord’s Thickness0.21 ... ,,soldermask,Strippable soldermask 13Minimum linewidth of Idents4mil14Min Height of Idents25mil15Color of silk-screenWhite,Yellow,Black16Date file formatGERBER FILE and DRILLING FILE, PROTEL SERIES, PADS2000 ...