... manufacture XKS-02 cast iron defect welding machine / weld pin hole machineMain Parameters:1.Input Voltage: AC ... , metal products, machine spare parts and other tools.2. Suitable defect: Pin holes, gas hole, burring, flash, ... etc.Three different types of cold welding repairing machine with different power list as follow: TypeDescriptionMax ... -02 cast iron defect welding machine / weld pin hole machine