CNC shield to be used with Arduino UNO. This is a small, but powerful CNC breakout board can be used to run a CNC machine. It can run up to 4 stepper motors and is GRBL compatible to be controlled via USB with various controllers.
This shield fits on top of an Arduino UNO. It also has pins for the end stops, spindle control, coolant control and emergency stop. DRV8825 stepper drivers can be plugged in directly onto the shield or more powerful external stepper drivers can be connecter for bigger stepper motors.

• Compatible with: Arduino Uno
• Input voltage: 12-36V
• Max number of stepper motors channels: 4
• GRBL compatible: Yes
• Hardware version: 3.0