Vario Hitachi Zaxis Excavator 470 Kit High quality radio controlled hydraulic excavator. Undercarriage and upper base plate are made from solid laser cut steel parts. Booms are made using a gfk / metal composite construction. Comes with many scale details to achieve a model that&#039;s a prototypical as possible to the full size machine. Complete assembly instructions included! We offer professional build and painting services - please contact us for more details.