... number automatically.Applycation: Suitable for local large machine and immovable machine.1.marking the serial number,name,trademark ... , product.4, Marking on all kinds of machinery parts, machine tools, hardware, metal pipes, gear, pump, valves, fasteners, ... equipment and other metal.Also plastic productionTechnical Parameters:Machine weight:<20KG(Including Electromagnet)Shock resistance:0-25KGHumidity ...