.50 Caliber

 rounds are an ammunition in Fallout: New Vegas and Fallout Tactics. They're a very heavy, very powerful kind of round, primarily used in big guns.

.50 standard


A standard .50 caliber round. Used in Browning M2 machine guns and anti-materiel rifles.

.50 depleted uranium


.50 rounds made of depleted uranium. They can punch through advanced power armor without a sweat.