An Iron Sword is a type of Sword in Minecraft. They are semi-expensive to craft since it requires Iron Ingots to craft but isn't relatively very expensive. Iron Swords are the second best sword, firstly a Diamond Sword.
2 Iron Ingots + 1 stick is needed to craft an Iron Sword.
Iron Swords can be used for 251 uses. It does 3 hearts of damage per hit and can kill up to 83 mobs with one Iron Sword.