Musket Ball

Yes this is poggers weapon

Musket Balls are the basic type of bullet used as ammunition by guns. They have no special properties. They are used for crafting a variety of more advanced ammunition.

Musket Balls can be bought from the Arms Dealer for each, or  for 1000 rounds. They can also be obtained from Shadow Orbs and Crimson Hearts (along with a Musket or The Undertaker), or from a Present (along with a Red Ryder) during Christmas.

The serves as an infinite amount of Musket Balls.

Tips

 * Even though Musket Balls have the lowest base damage of all bullets, they are adequate even against Hardmode enemies. Hardmode bosses, however, should be dealt with using better ammo.

Trivia

 * Despite being called "Musket Balls", they can be used as ammunition for any weapon that requires bullets to fire. This is because they were introduced along with the Musket, which was one of the only guns in the game.