Amsec is good stuff. I got one of the small ones made out of half inch solid steel from the City of Tulsa auction a few years ago. Probably not getting another one close to the $300 that I paid for this though.... it was a pretty good deal.
Here's one that @dennishoddy might want to jump on IIRC.
https://ravenrocksprecision.com/starline-10mm-auto-brass-updating/
2000 piece of new Starline 10mm brass for 237 with free shipping.
This is honestly my main qualm with the ATF rule recently. It's nearly impossible to NOT sell for a profit if you didn't buy something stupid just because most guns tend to hold their value and so they will naturally increase in value over what you paid for them due to inflation and market...
OKC guys, I'll be in Stroud today (4/18) around 1830 if you want to meet!
Got a laundry list of stuff that should probably get rehomed. I may add on to the list as I go too. Have a couple competing financial goals and these are just sitting around. Pictures of all are available --- check the...
10" barrel (could be 7 if you want it) shooting a 500 Bushwhacker which is roughly a 500 S&W with another 40% more powder stuffed behind it. Same ballistics as a 470 Nitro Express.