... known materials 3.safty,low pow multifunction cutting welding machineonly use water and connect electricity1,cut+ ... with other equipment. 3.Using Multiplaz 3500 for arc welding, does not require the typical three-phase electrical ... Multifunctional, Safe Metal Processing Multifunctional, Convenient, no required welding rodMaintenance in Engineering Machinery Cost-effective, Safe, MultifunctionalRepair ...