Here I show vacuum sealing used spools of filament with re-usable vacuum bags and a battery powered vacuum pump.
Just another way to store our filaments for long term storage.
A very special thank you to my Patrons:
Download the HyperCube 3D Printer/CNC from Thingiverse:
Portable Mini Vacuum Pump:
Buy cheap 3D Printer kits and parts from Banggood: