... 6-7/8-9/10-11/12-13 Buried orifice plate2. Board thickness/Minium ... size of the hole:10.2:13. Inner copper thick:140um Outer copper thick ... starting from initial product design, Electronic circuit Design, PCB Layout, Components Sourcing & Purchasing, Plastic/Metal mechanical ... help worldwide customers develop, design and manufacturing for PCB assembly, cables, plastics, metals and other ...