Quote Originally Posted by dodgygeeza View Post
lol, when a 5mm bent screw causes the whole axis to wobble then there is something wrong with the design. Most 3d printers i have seen are more rigid than this.
What you are seeing is a motor bolted rigidly to the end of a shaft and being allowed to wobble. Much easier than messing with universal joints or isolating it with toothed belts. I have been suggesting it for years so it must be clever