1 welding spot rods 2.Material:cucrzr 3.High quality . 4.ISO9001-2000 Cert& ... complete torch, nozzle, contact tip, tip holder, gas diffuser swanneck, insulator ,steel liner, rear handle, cable2. Different kinds of electrode holder ... parts:wire feeder.wire roller,spool holder,printing motor,nozzle ,insulator ,contact tip,tip holder, swan neck,welding liner,connector,plug ...