The invention relates to a projectile (2) for firearms, which is designed as a slender rotation body for ultrasonic velocity, having an approximately cylindrical center part (6), a tip (9) on the front end and a tail (10) on the rear end which tapers conically toward a projectile base (12), wherein the projectile is designed such that the circumferential flow remains uniform over the the entire trajectory thereof from a front shock wave, through a boundary layer enclosing the projectile body to a rear tail vortex.
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