I'm with what Skeeter said, Everything is hard as hell to find. I'm loading with 3 MEC 9000 electric in 410,, 20 ,, 28 ga and was smart enough to stock up before SHTF. I'm good to go for a long time.
Good luck finding what you need.
Precision Shotgun Reloading Supplies | Dies | Bullets | Hulls | Wads | Powder - Precision Reloading
Has a lot of rifle powder for sale, some shotgun powder also
I'll ck tomorrow to see what bushing i'm using,, a lot depends what powder you use for the bushing,,, Love reloading the 28 & 20ga,, 410 is a little unforgiving, can put out between 450-500 per hour on the automate.
If you ream out your bushing the powder drop can change with each batch of powder. If you're loading on a MEC 600 jr just let the handle slap the metal plate a little harder and the powder will pack a little tighter and give you a heavier drop. You’ll get the feel for it. Measure your drops till...
I think it's a safe load,, CK out that web site,, you'll enjoy it
Keep your hull separate when using the EURO primers,, there a bit larger then the w209 primers and they will in large your primer pocket.