Here is the model of a solid needle threader which can still be used 9 times if it breaks. Prints quickly and uses only 1 gram of filament. Perfect for spool ends.

Here are the step to use the model.

1. Thread the eye of the needle into a loop of the print.
2. Insert the sewing thread into the loop of the print.
3. Take the needle out of the loop.
4. Pull on part of the thread that is between the eye of the needle and the loop of the print.
5. Finished.