China Em#53-303W Sn99.3/Cu0.7 No Clean Lead-Free Alloy Electrical Solder Core Wire with RoHS for Electronics Assemblers, Find details about China Solder Wire, No Clean Solder Wire from Em#53-303W Sn99.3/Cu0.7 No Clean Lead-Free Alloy Electrical Solder Core Wire with RoHS for Electronics Assemblers