There mainly used for crafting, jewelry around that. You can make alot of stuff with them, there used for connecting things really (: you can look up videos or stuff like that if you want to see how there used
knights wore chainmail-armour because the circular links would stop a sword from doing more damage than a flesh-wound from just the tip. ....I feel like such a nerd for knowing so much about chainmail...but in addition to being a history-nerd, I am also a jewelry maker! fanned & bidding!