hi guys I would need information such as nema engines are good inside the

hi guys I would need information such as nema engines are good inside the k40?

Mine broke and because of inferior build quality. Could be just me.

I’m interested in knowing which Bema is mounted on the y axis so that it can build an axis

You should be able to find the model on teh Y axis motor, then either try to find the same one on Ebay or elsewhere, but this can be tricky, or search for the Nema 17 bipolar stepper motor of the similar lenght as yours, that should put you in the ballpark…