Filament Welder
thingiverse
In three minutes, using a printed thingy and a silicone tube, I fuse two filament strands into one demo: https://www.youtube.com/watch?v=o-d0SzPBn_4
Download Model from thingiverse
With this file you will be able to print Filament Welder with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Filament Welder.