10pcs Spot Welding Rods Tips Welding Pen for Sunkko Spot 709A 709AD

Features: 1. to avoid the phenomenon of sticky electrode. 2. welding parts not yellow, solder joint appearance. 3. to eliminate the phenomenon of welding sparks. 4. superior electrical conductivity and thermal conductivity. 5. good high temperature performance. Specification: Material:oxide copper&aluminum Length:9mm Diameter:1.5mm Fit for: Sunkko Spot welder 709A 709AD Package includes: 10pcs Welding Rod Details pictures: