304 Stainless Steel Jump Rings, Open Jump Rings, Metal Connectors For Diy Jewelry Crafting And Keychain Accessories, Real 18K Gold Plated, 18 Gauge, 6X1Mm, Inner Diameter: 4Mm
304 Stainless Steel Jump Rings, Open Jump Rings, Metal Connectors for DIY Jewelry Crafting and Keychain Accessories, Real 18K Gold PlatedSize: about 6mm in diameter, 1mm thick(18 Gauge); about 4mm inner diameter.