http://www.google.com/url?q=http://macleantech.com/uploads/BarrelRemoval_AmericanGunsmith_Nov08.pdf&sa=U&ved=2ahUKEwi9sNuAs9LpAhXDY98KHRjiD6UQFjACegQIBxAB&usg=AOvVaw1P_1T-1WaWqluX_ZV_aK5k Here's a link to an article from the Nov 2008 issue of American Gunsmith on a barrel install/removal using Doug Richardson's tools which are very similar to the set Mohawk64 recently made. I know somebody was asking on another thread about information on using them. I know that there is no torque spec specified for the barrel installation, but when installing a new barrel, how tight is tight enough?