Quote Originally Posted by Lee Roberts View Post
i've seen a number of diy machines where they seem to have made the z axis longer/higher/taller (whatever) than would ever really be needed, some having 200mm + travel and then dumped it on an x axis so far away from the Y that i really couldnt understand the point of having such a tall Z?
My Z-axis is 400mm...I've not got anywhere near to using the full travel yet, but it doesn't hurt to have it since I have the adjustable height bed. The reason I made it with so much travel is to give room for 5-axis (XYZAC) machining which shouldn't be too far away.