Billions of dollars are spent annually in North America on promotional items such as T-shirts, pens, hats, and calendars by companies that give these promotional items away to existing and ...
You just print out the end pieces and then pair it with ... and the other connected to a standard GT2 belt and pulley to move the pen back and forth. We particularly like the way [Lost Projects ...
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 ...