I've done that before, it does work. You do need to be cautious though. In your case it should work, but it's not a great habit, what happens if you "just need to do a quick edit" but upsize the drill bit? You could end up with a non existant copper pad or something similar. I'm sure there will be other opinions on this one. Josh -- A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams On 5/11/05, wayne wrote: > I have a circuit produced in eagle, with rather weird drill sizes... 0.60mm > and .61mm for instance. Can I edit the drill rack file when producing > gerbers to take these both to .60mm???. I'm assuming the central position of > the drill will remain constant, but the size will change... am I right? Or > should I do something else.... -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist