Automatic CNC Milling Machine for Metal Sign Making
You will see how a CNC milling machine cuts aluminum sign in this video, it is used in metal sign making, mold making, metal jewelry, metal coin fabrication.
This video will show you that a multitasking CNC machine for 3D wood relief carving projects, which is a good reference to buy a 3D CNC router machine.

3D Multitasking CNC Router Machine Features
1. Four heads can also work alone, control the machine heads independently.
2. Four heads can work at the same time to improve the same design carving efficiency.
3. Heads amounts and working area can be customized according to your requirements.
You will see how a CNC milling machine cuts aluminum sign in this video, it is used in metal sign making, mold making, metal jewelry, metal coin fabrication.
Multi head CNC router machine can work with multi-spindles at the same time on 3D wood relief carving projects with the same design for mass woodworking plans.
Aluminum mold making CNC router with 3 axis, 4 axis or 5 axis is mainly used for aluminum and bronze due to its mechanical spindle and strong machine frame.