Face it, we’ve all at some time or other looked at our hot glue guns, and thought “I wonder if I could use that for 3D printing!”. [Proper Printing] didn’t just think it, he’s made a ...

[Chris] made his own extruder out of a hot glue gun and made it so simple we’re surprised we haven’t seen this build before. The basic operations of a plastic extruder – pushing a rod of ...