Friends. I have found the interesting information, at Gottlieb`s site about HR manufacture. Opinions are interesting.

http://www.craiggottlieb.com/engine/insp...ost+Wax+Casting

It's been done to death.. [somewhere here too]

If you like to read here's 6 pages worth:

http://www.wehrmacht-awards.com/forums/showthread.php?t=494018&highlight=die+pressed