Extreme Gunsmithing with extreme experience done here.  You'll find that a lot of things can be done here that most gunsmiths can't or won't do. You'll be hard pressed to find a gunsmith that has done so many things at the same time to make repairing firearms so easy. 20 years of tig pipe welding, 5 years of running a manual lathe, 5 years of being an auto mechanic, 10 years of doing 3D Cad Design oilfield industry and machine shop drawings, 5 years of being a computer I.T. manager at banks and casinos, 5 years as a database manager, having a computer network company and numerous other things that is so useful to repairing your firearms quickly and effeciently.