K-201 jewelry welder machine/spot welder/welding ring machine Feature: Particularly welding the variety of k gold, 22k, 18k, 14k, 9k etc... Pt (platinum) and 24k gold, silver, is also can welding. Solder joints smooth and beautiful, no welding burrs, welded thoroughly, To reverse 90-180 degrees or pull does not break. Welding chain(different shapes of closed small circle)-alternative electric welding Head rounded(pin, wire)-alternative suction beads machine. Parameter: Suitable for welding 0.3-0.6mm diameter k gold, pt wire, 0.3-0.8mm diameter 24k and silver. Power supper: Ac220v(200-240v), Ac100-120v(to be ordered) Net weight:4.7kg