Hum, Ok......, 45-70.... I didn't even consider that. Pleasure us with an image after you fire-form some brass.

https://naboje.org/en/taxonomy/term/19

Pretty neat cartridge website that I used to load a 400 Express:

https://www.doublegunshop.com/forum...mp;Words=10mm&Search=true#Post569912

Serbus,

Raimey
rse