900CU-XX = Copper Jump Rings Open

Genuine round copper jump rings
Perfect for linking, weaving, attaching charms, whatever your creative mind can come up with. These rings are so gosh darn cheap, you can buy lots of sizes for all your needs.

Sold in packages of 100.

Choose the size you need:
900CU-4028 = 4.0mm OD (2.5mm ID) 21ga wire
900CU-5032 = 5.0mm OD (3.4mm ID) 20ga wire
900CU-6036 = 6.0mm OD (4.2mm ID) 19ga wire
900CU-8040 = 8.0mm OD (6.0mm ID) 18ga wire