DNY Portable Manual Hold Spot Welder 1.Suitable for welding carbon steel, stainless steel, galvanizing plate etc., if add some flux and properly adjust the power source and welding time, the machine could be used for welding various ferrous/nonferrous metal and rare metal such as gold, silver and copper alloy etc. 2.Suitable for welding workpiece in differentposition or in complex structure 3.Two welding guns with different structure makes welding more flexible Parameters: Spec.DNY-25Power voltage(V)380Rated frequency(Hz)50Rated input capacity(kVA)25Duty cycle(%)20Open circuit voltage (V)7.2~13Welding time(V)0~9.99Welding thickness(mm)0.2~3Dimensions(mm)500×310×560Weight(Kg)60