KappZapp3.5S 1/16" SOLID Silver Solder for Copper, Brass & Stainless Steel (large)$$Tools & Hardware Other

1lb spool of 3.5% Silver solder for high strength, vibration resistant joints. Twice as strong as non-Silver solders! Tensile strength up to 14,000 psi on Copper, 25,000 psi on Stainless Low temperature solder melts at 430°F / 221°C to minimize heating delicate electronics or thin parts. Use with Kapp Comet Flux. Flux residue is removed with warm water and a rag or Q-Tip. Paired with Kapp Comet Flux (sold separately)