Struggled with that site, but found it now after removing the '-'. CheersRuag are but they are not really interested in reloading components. That is unless you want to place a substantial order with a dealer.
Have you tried looking on http://www.e-gun.de ?
I am still a newcomer to reloading, so not sure if I would do a proper job of resizing another calibre case. Not really sure how to do it properly