Quote Originally Posted by GeorgeD View Post
The tool is about 20mm out of the toolpost and is slightly angled to the face of 16mm stainless steel rod.
Just a thought - what are you using to shim the tool - it needs to be something uncompressible like steel strip - hard to tell what it is in the picture.

If you can't get it exactly to hight, err on the low side rather than the high.