You already know that there are a lot of different types of beads. One of the most important difference is the beads size.
Beads can be very small or rather big. If you are interested in making beads or making beaded jewelry, you should know which size will be the best choice for you jewelry. Here is a table for sizes of beads. Take a look at it.
If you didn’t understand anything from this table, you can take a look at the picture: