Mixed size jump ring box set

1600 pcs Iron Open Jump Rings, Metal Connectors for DIY Jewellery crafting and keychain Accessories, Silver colour plated

Size: about 4~10mm in diameter, 0.7~1mm thick(18~21 Gauge); about 2.6~8mm inner diameter, about 1600pcs/box.

Jump rings, a staple item in any jewellery maker's supply stash, are helpful and available in jewellery design.