This bi-cone set rolls 5 sizes of bi-cone polymer clay beads with crisp lines and points. The sizes are 22mm (7/8″), 16mm (5/8″), 13mm (1/2″), 10mm (3/8″) and 6mm (1/4″). It is fun and easy to add swirled patterns to a bi-cone bead. Instructions for accurately measuring clay and rolling beads with this set are included. Bead pins sold separately. See our Pro Bead Rack designed to hold the bead piercing pins for curing or finish coating beads, a must have for serious bead makers!