Calibration objects

So you want your prints to be precise and nice, right?

Print Kalibr1. This is the first step, it has to be 2*1cm, if so you know your steps are OK. You want the inner hole to be perfectly round so that you know you have no play in x and y axes. Try to destroy it, just cut it along the layers to know how well they stick together.

Print Kalibr2. This is just about supports and setting them up.

Print Kalibr3. You should be able to put those radiuses together nicely. If there is a gap in t