Originally Posted By: Chuck H
I recall someone here taking the part and dipping in linseed oil, then heating. Anyone recall that?

Wallace Gusler in "Gunsmith of Williamsburg" used that method. I mentioned it a few times. The video is now available on DVD. http://www.amazon.com/The-Gunsmith-Williamsburg-Colonial/dp/B00282GZPW Good stuff. He builds a gun from raw materials.

Pete