use a mobile repairing toolDiameter : 0.3mmFXHX-2tin(Sn): 63%lead(Pb): 37%Flux; 1.0-3.0%CI (Flux): <0.1%Expansion: 75% The Fine Quality solder WireSKU: FKSOLWIRE ..
Imported rosin ,no virtual welding, easy to tin.The color is pure, no impurities.Running tin is fast and has less smoke.High insulation resistance, suitable for mobile phone PCB,CPU repair...