I've been looking up images from Dara Pakistan. While I cannot find the Set of Images of the Gunsmiths their copying an Armsel Protects I have fount some Saiga-12 knockoffs and Aks in 7.92X57mm.

http://www.sadefensejournal.com/wp/?p=1989

and then there is Improguns.

http://homemadeguns.wordpress.com/

It gives one Ideas.