After all, how could corrugated cardboard ever make a sufficiently stiff structure for the frame of a CNC machine? [HomoFaciens] worked around this by using the much less compliant chipboard ...

The machine frame is made from 3/4″ MDF and was cut ... For more inexpensive MDF-based CNC machines, check out this drawer slide bearing one or this one that uses a drill for a spindle.

But it's actually a CNC (Computer Numerical Control ... And it's all packaged in a solid machine with a die-cast frame that feels bomb-proof. Here's what happened when I tested out the Carvera ...