KappZapp3.5R Rosin core silver solder for electrical- 1/16" x 1 lb spool

High strength, low temperature NSF certified Lead-free Cadmium-Free Potable water safe solder. Melts at just 430°F / 221°C for strong & ductile joints on Copper and Stainless Steel Convenient Rosin core for one step joints with high tolerance to vibration and stress. Rosin Core 1/16" (1.6mm) diameter x 1lb spool Pairs with Kapp Comet Flux when the additional flux is necessary (sold separately)