PVD Vacuum Plating 304 Stainless Steel Linking Rings for Jewelry Making, Manual Polishing, Butterfly, GoldenSize: about 12mm wide, 9mm long, 1mm thick, inner diameter: 7x10mm.Double Sided Manual Polishing: These links are hand-polished, which means that the front and back of the products are manually put on the polishing wheel to friction, making it more shiny and smoother, like a mirror.
