BuildersBot is new 3d printer / CNC hybrid with welded steel frame and big print volume.
Here is video overview of the machine itself and the main technical specs:
It has strong stainless steel MIG welded frame with aluminum rails which is the main fueature. It is controlled by Arduino Mega and a ramps 1.4 board. 3D printing volume is big at 500X600X200. Power is provided by four Nema 23 motors, and on the working end there are 0.5mm J-head and Kress 1050 Spindle MFE for CNC.
BuildersBot is developed by Aldric Negrier.
Construction guide and more details can be found at: