Argentine 7.62 x 51 Proof

Here is a rare box of Argentine 7.62 x 51 cartridges made in 1994 by FLB to proof test FAL rifles made by FM “Domingo Matheu”. The rubber stamp says “SOBREPRESION” (Sobrepresión), which literally means “Overpressure”, and the crossed out text in the side panel was “COMUN” (Común = Ball). Cartridges matching this box have a bright green tip, reddish primer annulus and 7,62 x 51 FLB 94 headstamp.