... 3.weld mold with no deformation Cast iron repair/ XKS-02 Casting defect cold welding machine, Spot welder Characteristics: 1 ... , bump, scuffing, edge chipping, pinhole porosity, crackle, abrasion, wear and tear, miscalculation in manufacture, defect in manufacture, welding defect. *The ... machines:Weld Aluminum partsAluminum mould / Aluminum wheel XKS-02 Casting defect cold welding machine, Spot welder