Quality jump rings are made of tarnish-resistant, hypoallergenic 304-grade stainless steel. Thickness: 24 gauge (approx. 0.5mm) Sold per bag of 100 jump rings.

Quality jump rings are made of tarnish-resistant, hypoallergenic 304-grade stainless steel. Thickness: 22-gauge (approx. 0.6mm) Sold per package of 100 rings.