We produce most kinds od solder wire and solder bar with high quality. The lead free solder wire & bar has passed SGS and qualified with ROHS. It is very good for soldering in electronic industry. The usual diameter are from 0.5mm-3.0mm Package: 500g/roll 1.0kg/rokk Usual Sn/Pballoy solder wire and solder bar SnCu, SnAgCu, SnAg, Sn and other alloy solder series