Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
A die that big would be pretty expensive and it's kind of a one time use item. You might try a thread file. You don't really need to know your thread size to use it, just match the file to your existing good threads. Amazon has them. This link explains it.
Thread Repair With a Thread File -...