15 Minute calibration test.
Used to compare Prusa Mk3S, Prusa MINI, Ender 3 Pro, PLA, PETG, ABS, ASA, TPU on youtube.
You can see the results here: https://imgur.com/gallery/AVIMRUl
The overhangs are 10,20,30,40 degrees.
The hex hole is 2.6mm for a 2.5 mm wrench included with printers.
The round hole should be 1.85 but the slicer tends to shrink this too much.
Normal orientation, 0.2mm layers. 5-25% infill, I used 10%.
The author hasn't provided the model origin yet.