Original poster: "Luc by way of Terry Fritz <twftesla-at-qwest-dot-net>" <ludev-at-videotron.ca> Hi all Here is a link for information about brazing carbite to steel I think th tecnique is more or less the same for carbite to copper. http://www.carbideprocessors-dot-com/Brazing/book/18.htm Cheers, Luc Benard