You can use chopsticks to pick up food with your two chopsticks. Also if you are making are drum, you can use your own chopsticks or you can buy them at your local supermarket store or a two dollar...
1)eat
2)poke people
3)clean your ears
4)shove them in your hair
5)brain surgery
6)use them as wickid cool vampire teeth
7)a magical wand that makes cupcakes
8)whack...
There is no difference. Hashi simply means 'chopsticks' in Japanese. The only possible difference would be what they're made of or how they're made, but that varies with the companies that produce...