... ,terrific expandability.The tin-lead wire added the activated core 2%,featuring fast melting speed,superb wettibility,terrific expandability.Thereby it ... ,0.7mm,0.8mm,1.0mm,1.2mm,1.5mm.2.0mm.3.0mmWeight1000g/pcs,500g/reelTypeflux core older wirePlace of ... wire BBIEN TL-05 Sn50Pb50Sorts and metal compositions specificationSortChemical composition(wt.%)SnPbInAgCuAuAlZnFeBiNiCdAsSbSn50Pb50bal50±2