For anyone else who is too impatient; the existing lower tong can be straightened out in a press.
Originally Posted by 7.62x39
The closest tap and die in my shop was 5/16" nf 24. To my amazement, It Worked.
Thank goodness the soft copper is so easy to work with-- normally, with a pocket full of money, I can't tap a streetwalker in the combat zone.
There is no nonsense so errant that it cannot be made the creed of the vast majority by adequate governmental action. -- Bertrand Russell
"Never attribute to malice that which can be adequately explained by stupidity." Robert J. Hanlon