Originally Posted by
cudak888
Case in point, here's a Raleigh Super Grand Prix that I was forced to pick up in a lot from the LBS to get a Professional frame. Looks half decent...until you get to the water bottle cage carnage: Yes, these were most definitely not in line. Someone tapped right through the tubing. In retrospect, grinding the lower hole larger and to the left might have worked to allow a rivnut to be installed centered in the frame...
-Kurt
If I came across this issue with holes slightly out of alignment, I think I would try to expand the holes on the water bottle cage itself to see if I could fix the issue that way before trying to expand the frame holes.