ITEM NAME:About 800 Pcs Iron Split Rings Double Loop Jump Ring Diameter 7mm Wire 21-G R2B3 About 800 Pcs Iron Split Rings Double Loop Jump Ring Diameter 7mm Wire 21-G R2B3 meet your various jewelry making needs. The jump rings tool opener included, perfect for opening and closing jump rings. Usage: These split jump rings are perfect for any project you have, whether to make chainmail armor, try out new weaves, make spectacular jewelry items or something else entirely! Wide Application: Great for DIY your special & unique jewelry, excellent size for suspending small items from delicate necklaces, bracelets, anklets.