I think the resulting pieces are simply fragments of metal. Better resembling buckshot or small metal bits than flechettes. i.e., more like this: https://en.

I think the resulting pieces are simply fragments of metal. Better resembling buckshot or small metal bits than flechettes. i.e., more like this: https://en.wikipedia.org/wiki/Fragmentation_(weaponry) https://en.wikipedia.org/wiki/Fragmentation_(weaponry) https://en.wikipedia.org/wiki/Shotgun_shell#Buckshot https://en.wikipedia.org/wiki/Shotgun_shell#Buckshot and less like this: https://en.wikipedia.org/wiki/Flechette https://en.wikipedia.org/wiki/Flechette