... , machine spare parts and other tools. *Suitable material of all the machinesAluminum material, aluminum alloy, copper material, copper alloy, ... in manufacture, defect in manufacture, welding defect. *The position of all the machines can repair:Sharp corner, sharp-edged orifice ... jamb, bottom, deep cavitiy, flat surface, and etc.The accessories of this machine: One Electrode gun, one Earth wire, one ...