I never would have thought of it, but if you ever need to make a saw hole bigger I always had to hack away at it after cutting out the 1/4 inch pilot hole. But, you can use the smaller saw as a pilot for the bigger hole, by screwing it on to the arbor inside the size saw you want.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.