Any rotary tool and a twist drill, but if you don't have them, then something like this might do:

https://www.ebay.co.uk/itm/121927384...HE6qnNwCAAAAAA

That said, I haven't used one myself, so if the result is not smooth enough, finish it with a cheap diamond bead reamer:
https://www.ebay.co.uk/itm/256445036...RoC6EIQAvD_BwE

Jewellery making for beginners is all about innovation, until you have the need for something more sophisticated. Dennis.