... machine and immovable machine.1.marking the serial number,name,trademark,prduction date on the engines, pistons, body, frame, chassis, connecting rod, engine, cylinder ... product.4, Marking on all kinds of machinery parts, machine tools, hardware, metal pipes, gear, pump, valves, ... and other metal.Also plastic productionTechnical Parameters:Machine weight:<20KG(Including Electromagnet)Shock resistance:0 ...