Well... a 1/2" hand sharpened drill isn't going to drill a 3/4 hole. It might be .510 instead of .500. If you need more accuracy go for it.-) Bob ______ On Sunday, November 16, 2003, at 07:41 PM, Mike Spencer wrote: > >> One thing that is true is that it's hard to freehand sharpen a drill >> and have the hole be right on size. > > I'd kinda like the holes to be as predictable as possible, y'know? :-) >