I've never used the NiCopp. I'll have to look into it. I use Cunifer which sound like about the same stuff. I bought the Cunifer at
http://www.fedhillusa.com/?page=home
For flaring I use one of these.
http://www.eastwood.com/professional...ring-tool.html Its not very cost effective for the guy flaring an occasional brake line but man does it make nice flares. You cannot tell the difference between the flares it makes and a factory made flare.