Chef'sChoice CrystalCrafter : Easily smooth away unsightly imperfections in your favorite stemware and place settings. Proprietary process electroplates 100-percent diamond crystals securely onto steel and ensures that the coating will last longer than coatings applied with conventional plating processes. Amazing 4" steel wand is fully coated with fine diamond abrasives and features a curved surface for valleys and a flat surface for peaks. Works on crystal, bone china, porcelain, ceramic, glass, cutlery, and more. Made in the USA. Product Features Half-round four-inch steel wand coated with 100% diamond abrasives, specially shaped to polish out imperfections on rounded rims and straight edges Quickly and easily smoothes away nicks, jagged edges and other imperfections on fine crystal, porcelain, ceramics, glass and more Can be used right or left-handed Made in USA One year limited warranty