10Pcs Welding Pin Pulse Welding for Sunkko Spot Alumina Copper

1.to avoid the sticky electrode phenomenon. 2.pieces of non-yellow solder appearance of welding joints. 3.to eliminate the phenomenon of welding sparks. 4.superior electrical conductivity and thermal conductivity. 5.good high temperature performance. Usage:For HB-70B/71B/71A/70A...Spot welding pen Rated Capacity:other Max. Welding Thickness:other Rated Duty Cycle:other Weight:0.2kg Features:Pulse spot welding machine welding pin Features a:Pulse spot welding machine welding needle Suitable for spot welding pen:HB-71A HB-70B HB-71B Suitable for other DIY:And a variety of 18650 battery welding DIY spot welding machines Fit for:Sunkko Spot welder 709A 709AD colour:copper Material:Alumina copper Size:Length:9mm Diameter:1.5mm Package Contents: 10 * welding pins Only the above package content other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.