What is the smallest artillery shell? - Quora

Answer (1 of 3): There seems to be a convention to consider anything smaller than 20 mm as small arms, and anything larger than that “artillery” (per Brittanica, anyway), because 20 mm is pretty much the smallest practical size for a “shell”—that is, a hollow projectile containing some sort of ge

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What is the most powerful artillery shell, and how powerful is it? - Quora

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What is the smallest caliber bullet able to damage the tracks of a main battle tank? - Quora

What was the best anti tank gun in WW2? - Quora

How big is a 105mm shell? - Quora

Shell (projectile), Military Wiki

Are the 155mm shells used in artillery guns inherently

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Which country in WW2 had the best tank shells/ammunition in terms