Does anyone know what could cause casings to split like this? 38. Special, these were older rounds we fired off to use them up before the new ammo and almost all of

Mixed Spent Bullet Casings Once Fired 9MM 223 40 45 38 357 7.62x39 308 –

38 special case cracked on factory ammo?

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If a bullet is pressed deeper into the casing than it should be, could it contribute to a malfunction or catastrophic failure of the firearm? - Quora

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Are these split rifle shells safe? - ShootingUK

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38 S&W short cartridge question - The Firing Line Forums

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Black Talon - Wikipedia