The purple boards slotted into the pairs of SIL headers are Pololu Stepper motor drivers ... center feeds the higher voltage rail necessary for driving the motors. The DIL header on the right ...

Do it yourself CNC machines ... rails were scavenged from old Ricoh copiers. Epson printers provided the tubing which became motor couplers. One negative in this build are the stepper motors.

The 500mm by 300mm stage table has a pattern of threaded mounting holes, and the rigid box construction of the moving ...