Upgrade Set : You will receive 2 clay bead rollers , one for making 4-6-8mm beads , and the other for 10-12-15mm beads . The design of consecutive rows with different sphere sizes makes it widely applicable for auxiliary rolling purposes. Clay Bead Maker : The clay bead maker allows you to create beautiful , perfectly round polymer clay beads for your designs in just a few minutes. Auxiliary Measuring Tool : The matching measuring tool enables precise measurement . The corresponding size indicates the amount of polymer clay needed for rolling spheres , and using it in combination is more convenient. Easy to Use : Put the polymer clay into the measuring tool of the corresponding size , get rid of the excess clay , then place it into the groove of the roller of the same size , close the lid , and roll back and forth to get a round bead . Then put it into the corresponding hole maker , close the lid , and push the needle through the hole on the lid to form a centered hole in the bead. Scale Design : The product features scale design , which is clear and intuitive , making it easy to use and store without confusion.