I had issues with the lid of the original model, where the threads would not print correctly. I solved this by slicing the lid with variable height. In addition to creating a more precise thread, it also slows down the print.
Lid of original model in yellow. Resliced lid in green.
The author remixed this model.
I had issues with the lid of the original model of this pill box, where the threads would not print correctly. I solved this by slicing the lid with variable height. In addition to creating a more precise thread, it also slows down the print, which helps keeping the right shape to the thread.