A bit of work in CAD, a printer montage ... flat panels that are eventually fused together into 3D trusses using the 3D pen. The trusses are then mounted to the RC car chassis underneath with ...

The solution? A Mini Spool System for 3D Printing Pens, with which you can use your 3D printing pen to weld together the parts after printing them. The unit holds 1.75mm filament coiled under its ...