@all
Well I'm using the cartridge 7,5x55 Schmidt&Rubin in a K31 Hunting version as well as with the R93
http://www.collani.ch/Karabiner-K-31-Jagd-Main-e.htm With the modern rifles I'm using leadfree copper bullets called "Gian-Marchet".
Here the translation of their webpage
http://translate.google.ch/translate?js=y&prev=_t&hl=de&ie=UTF-8&layout=1&eotf=1&u=http%3A%2F%2Fwww.gian-marchet.ch%2FGM-Geschosse-Laborierung-GM-7555-d.htm&sl=de&tl=en&swap=1
Please copy the URL into a new browser window.
Good shooting and good hunting
Collani