... MOQ 3,Free sample before production 4,One-stop-service 5,good quality with good price .The good quality and ... 4)copper thickness: 0.5oz, 1.0oz, 2oz, 3oz, 5)min. Drilled hole size: 0.2mm 6)min. Track width ... finish: HASL, Lead free HASL, OSP, Gold-plating, Chemical silver, Chemical gold(ENIG), Chemical tin, Carbon ink.8)solder mask ... , RoHS 10)Quality standard: IPC-A-600F. Double sided plated gold pcb