Everyone needs one (apparently) and well do love with some cutting (and a second kit) you can get one of these from the contemptor plastics.
https://www.flickr.com/photos/docbungle/34186376924/in/album-72157684433312466/
https://www.flickr.com/photos/docbungle/34186375454/in/album-72157684433312466/
https://www.flickr.com/photos/docbungle/34186375054/in/album-72157684433312466/