Quantity: Sold per package of 20 jump rings
Material: Rhodium Over 925 Sterling Silver
Style: Open Jump Ring
Thickness: 21 gauge/0.7mm or 20 gauge /0.8mm
Outer Diameter: 4mm
Gauge to mm Conversion Chart Gauge mm (approx.)
0.3mm = 28 gauge0.4mm = 26 gauge0.5mm = 24 gauge0.6mm = 22 gauge0.7mm = 21 gauge0.8mm = 20 gauge0.9mm = 19 gauge1.0mm = 18 gauge