[Sebastian] and [Stefan Shütz] had a ISEL EP1090 CNC machine at home ... and went on to wiring a grbl-fueled Arduino into the controller box. They reverse-engineered the motor driver connections ...

The project uses an Arduino Uno R3, Arduino Mega 2560, Arduino CNC Shield V3 GRBL, Stepper Motor Driver A4988 and Arduino L293D Motor Shield together with a couple of wooden wine boxes to create a ...