1,Precision current and voltage control system 2,For aluminum,steel car body repairing 3,Control with a digital microprocessor Automatic Car Boday Repair System 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. By this system you can: Remove dents ...