Quote Originally Posted by richie00boy View Post
I have cut anodised alloy at 0.5mm depth with those settings, so I agree with Jazz that you haven't fixed it yet!
Yeah after some more testing I agree with you as well... :-/
That wasn't the issue...

I've played around with the motor tuning (speed and acceleration), but it hasn't changed anything.

More testing to be done at the weekend, I guess... :-)