A wildcat rifle made with 50 caliber shell caseing necked down to 8mm?

Resizing dies are made to make handloads fit in the very smallest chamber ... This means handloaded rounds will always be smaller than your rifle's chamber. ... Neck sizing, and any required reforming of the shoulder, is then completed using ... get me interested in hunting with a belted magnum caliber and that opened a ...

6.5x50GPC ... Ok, let's adapt tank gun ammo concept to… 12ga. :-). bbmg. Still waiting for someone to make a proper APFSDS round for a 12 bore… ... as accurate as a rifle, certainly when scaled down to 25mm caliber it ... and three became just two and straight casing became necked with reduced bore.

There are so many variants and so many rifle rounds that overlap and are ... . I'd warrant that most studies in the 20th century suggest a caliber between 7-8mm, almost all of those ... . 45k-50k psi vs 55k-60k psi of the 5.56mm. ... . Though you could also just neck down 7.62×39 to 6.5 and use 140 grain bullets ... .

Lapua Naturalis bullet ammo hunting ammunition lead-free no lead ... most popular calibers: 6mm, 6.5mm, 7mm, .308 (7.62mm), 8mm, .338, and 9.3 mm. ... . The process of draw-forming rifle brass is that same as for this 20mm shell, just on a ... create his own case-holder (Giraud does not make one for that wildcat cartridge).