Since the beginning of time, or 2006, the ‘hot glue gun’ part of our CNC hot glue guns have had well-defined parts. The extruder is the bit that pushes plastic through a tube, and the hot end is where ...

The new Revo Six hot end from E3D is an easy way to swap in different nozzles on your 3D printer. James has been writing about technology for years but has loved it since the early 90s. While his main ...