Memory says the early 8x57 version used a .316 or .318 diameter bullet the 8x57J ?? Might be worth some research

A quick google search shows you can but the .316 cast bullet pretty reasonable

http://westernbullet.com/316oversize30.html


Last edited by ctw; 12/10/17. Reason: Added info
What you have done is not nearly as important as how you have done it!!!
The Old Fart 2008 A.D.