The Bead Buddy 4 Piece Bead Reamer Set Includes 4 Bead Reamers, Each with Different Applications. Use the Red and Yellow Reamers to Smooth and Enlarge Bead Holes, and the Blue and Green Reamer to Soften Rough Edges. Bead Reamer Tool Can Also Be Used for Arts, Crafts, and Sewing. Use Bead Reamers to De-Burr or Round Out Bead Holes. The Diamond Tipped Bead ReamersWork Well on Glass, Ceramic and Stone Beads. New stock. From a smoke free home.