On Tue, Jan 25, 2005 at 08:57:49PM -0500, DJ Delorie wrote: > > > > None of these ideas is right. The drill sizes should be the final > > > hole sizes, and if you want a small dimple to help you get the hole > > > centered, choose the "drill helper" option when you print your > > > postscript files. That puts an EXTRA circle in the middle of the hole > > > just for this purpose. > > > > I guess one can argue whether or not the drill size should be the > > final size or not, it depends on the application of the PCB. For > > In my post, I meant the drill size should be the "real" drill size, > not some artificially small drill size just for centering the drill > bit. I.e. don't change the drill size if you need a centering dimple, > use the drill helper instead.
Oh sorry, I missunderstood what you were saying. > *My* fab shop wants drill sizes to be finished sizes, but yes, it's up > to you and your fab shop to specify drill size meaning. So we are thinking along the same lines then... -- Daniel Nilsson
