There is a large number of universal and specialized CNC machines. Their prices differ from manufacturer to manufacturer, but the fact is that they certainly are not cheap. That means a big problem for small workshops, where those kinds of machines are needed. In cases, where technical procedures of making products are not complicated, the problem could be solved by buying CNC machine built from standard components. Components are presented and described, including their usage and assembling in detail for 2 typical constructions of CNC (portal and console) machines.