LampVPath [6-Packs] Solid Solder 0.3mm/0.012" + 0.4mm/0.016" + 0.5mm/0.020" + 0.6mm/0.024" + 0.8mm/0.031" + 1.0mm/0.040" Dia Flux Core 63% Tin 37% Lead Long Wire Reel (6 Different Solder Dia Size)