Here are a couple of small cuts using the IGBT -50
Even though the rating is for max 1" i have found you can push it a little to go a touch larger than this
The first Video is a 3/4" cut
http://www.youtube.com/watch?v=E9I1q5Iix-8
the next video is cutting 1-1/8"
http://www.youtube.com/watch?v=qJ8nqYRgwx0
Cheers