Quote Originally Posted by Web Goblin View Post
I do like the idea of sprung washers though. This would allow the two halves of the nut to go together tightly enough to work correctly and allow for a little bit of adjustment to align them correctly. I think I will modify them before I go any further with my build.
Springs is the standard way to do it. Just make sure that the force the spring applies is greater than the cutting force on your machine, otherwise the backlash will come back to get you...