XHTC S01E04: Build Extruder Modules for Toolchange on 3D Printer

Here I build several heads for an extruder to change tools on my Hypercube 3D printer. There were a lot of improvements to the first prototypes, I use washers with drilled holes and the following articles: Ring cable lug M2: http://bit.ly/2Fr3dWw M2 screws 6mm long: http://bit.ly/2FB5gq6 PCB: http://bit.ly/2Fr3fxC Cable: http://bit.ly/2Fw8PxX