This is the "play" in the lead screws. Excessive backlash means the machine can’t hold tight tolerances. 💻 Don't Ignore the Controller
Expect to pay professional riggers $1,500–$5,000+ to load and unload. buy used cnc machine
A machine is only as good as its brain. Older controllers might look like relics, but they vary wildly in support. This is the "play" in the lead screws