Another point. Properly annealed beads are very tough. I used to bounce them off of a concrete floor at some of the shows. Chinese beads turn into powder. My wife groaned every time I picked up a bead, but she sold a lot of them.
You don't want used saws. Used mandrels are OK, but only go new with the blades.
You don't want used saws. Used mandrels are OK, but only go new with the blades.