Following assistance from John S (thanks John) I have done some more engraving, this time using code generated in V-Carve and using my 3mm 30deg 0.2mm carbide cutters, the results were mind-blowing - razor sharp lettering, no burrs on the edges, could not be better and proves the machine is totally capable of detail work...

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It was not without issue though as I am 99% certain that the first plunge took the ridiculously fine tip off the tool as the first pass at Z-0.25 was air-cutting, pretty certain i could see the tip come off as i was watching pretty closely. The cuts above were done after this though so the results didn't suffer, maybe too fast a plunge rate?

So, in the last few days I now have a working setup of Vectric, nice software it seems, still reading the manual ;) It is intuitive though and have got a test text file I was messing with, setup some tools, hopefully using the same settings extracted from Johns' file but this time using a 3mm 60deg carbide bit as this angle seems the most common?

The results were nowhere near as good and I was bit disappointed with them - there are burrs on the edges and the cuts are generally crap under a magnifying glass looking like they were hacked out with a machete ;)

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So, obviously lots to learn here, any pointers???