It’s why desktop 3D printers are such a powerful tool, and why this scalable plotter ... to a standard GT2 belt and pulley to move the pen back and forth. We particularly like the way [Lost ...

3D printing pens may be toys to some, but they can be genuinely useful tools to repair 3D prints, rescue a support structure, or weld together different pieces. However, [BManx2000] found that the ...