Thanks John appreciate the quick reply on a Friday! I feared this might be the only way to do it and I guess it would be difficult for the program to determine where parts "edges" are. Out of interest, are there any developments on the tool in later versions of NX?
I'm looking for a way to measure wall thickness in Seiemens NX6 - I found below, which helped - but I can't seem to get it to show me the MINIMUM wall thickness, it outputs MAX and AVERAGE every time - with no minimum. When you click the inspect tab it does say outputting min and max, but...