Originally Posted by bullet1

If the chip is small enough that you can't get a small tipped attachment of a dremel inside of it, how on earth do you have enough room to sand? While it might be overkill, taking the few seconds to dremel out the rust in my experience is much easier than trying to work sand paper in such a small area. I've found the small tips of some of the grinding attachments worth the best in tigh areas. The sanding attachements are much too large for this type of application. But hey, I'm just a computer programmer that likes to detail.