Who are TNA and AA?
The investment in tools and gauges aren't worth it for a one-time project. You will need a receiver wrench, a barrel vice, a finishing reamer and a set of headspace gauges. A barrel alignment fixture is also needed, but this can be improvised.
Quality parts are hard to find, although the Breda/Beretta receivers can be assumed to be serviceable.Start with information from authoritative sources. The Kuhnhausen Shop manual on the M1/M14 is the bible, and "The M1 Garand Complete Assembly Guide" by Walt Kuleck are useful sources.