... crackle, abrasion, wear and tear, miscalculation in manufacture XKS-02 cast iron defect welding machine / weld pin hole machineMain Parameters:1 ... welding, laser welding, etc. It is very suitable for small defect parts. Very large defect is not available. ... casting, pressure casting dies, metal products, machine spare parts and other tools.2. Suitable defect: Pin holes, gas hole, burring, flash, ...