I would check your printer calibration. It has to be something large though, a 10-20mm cube is not accurate enough.
This is a quick test, 100mm Calibration Axes by salfter - Thingiverse
Or the other way, Printer tests and calibration
I would check your printer calibration. It has to be something large though, a 10-20mm cube is not accurate enough.
This is a quick test, 100mm Calibration Axes by salfter - Thingiverse
Or the other way, Printer tests and calibration