... quality, more competitive price, quicker delivery and better logistic service…Welcome to send us RFQ! This form is ... of my company's process capacity for your reference, for more messages, pls contact with ... Tolerance±0.1mm(dia.≥0.6mm)Pad to hole/to pad Tolerance±0.05mm/±0.2mm Solder ... ) Certificate SGS,ISO,ROHS,UL, Welcome to visit WALBOND ! 4L PCB with BGA and gold finger