I had been asking yourself the exact same matter. Reduced amp TIG welding could be the answer to simply welding the roll marks. What is the perpose of copper? Colt has promoted these Reissues to collectors who are gullible enough to fork out around $2K for exactly what is designed https://elliothhgda.jts-blog.com/30481888/the-best-side-of-colt-python-6-for-sale