Multifunctional Spot Welding Mahcine 1.Brife: Car body repair system is a combination of steel and aluminum dent pulling kit, indispensible for dent pulling of small, medium, and big chocks, (door, cover…) for pin welding, avoiding thinning. 2. By this system you can: Automatic overheating protection Precise time sdjustment system Different welding electrods for vertical pulling Heat,neaon,vertical pulling,spot welding,flatttenn,wavy line and triangle shim welding functions for different plates Digital display Large-sca;e pluuing tool and eavy-line welding 230V/400V can be free to access without convertion Welding current adjustable 3. Technical parameter: