On Fri, 17 Oct 2014 00:44:01 +0000, Bones
wrote:

Just purchased a new cooktop. Its 1/2 " too big. Can I use a jig saw to
enlarge the opening?

Do a little searching for some ideas to avoid an expensive mistake.

http://www.ehow.com/how-does_4928206...untertops.html

http://www.doityourself.com/stry/how...an-countertops