However, [BManx2000] found that the way the filament simply sticks out of the back of a 3D printing pen like a bizarre tailfeather was troublesome. The solution? A Mini Spool System for 3D ...
3Doodler, known for its 3D-printing pens ... The candy comes out of the pen at 45 degrees Fahrenheit, so it’s safe for kids aged six and up to use. 1/2 Designed for kids aged six and up ...