The 3D Printing Pen can be great for modifying 3D printed parts or making parts by hand.
Compatible Filament Size: 1.75mm
Used For: Add details and parts to existing prints, organically print an object, or fill in gaps and holes in prints.
How to Use: Simply press the down arrow as you feed Filamet™ through the top and draw.
Machined investment casting from a 3D print: A finger pad
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