oops. Sorry for that.
Here's the vid and the patch panel part starts at 11 minutes.
Streetroddin, I do that too with the cuts. I guess as long as it's bigger it's not a big deal. There's some ways though to minimize the shaving part. In any case, you're right about the flanger. Always nice to have those. Where I work we can't use them often. Only where they are hidden, for rails, something that needs the strength, and odd shapes that would be a nightmare for an open butt weld. Here's a pretty good example of an odd shape one...