Let us see in this post a 3D printed UAV designed, manufactured and flight tested by a team of engineers from Advanced Manufacturing Research Centre (AMRC).
https://www.youtube.com/watch?v=v4lrtOc736M
The UAV airframe was constructed entirely of ABS plastic, using a Stratasys Fortus 900mc 3D Production System. The complete aircraft has a wingspan of 1.5 m, weights under 2 kg, and can be easily split into half for easier transportation.