DESCRIPTION
We're proud to offer some of the strongest pull-to-size-ratio magnetic clasps on the market. These .925 sterling silver clasps encase 2 powerful 3x2mm magnets, and feature sturdy closed jump rings. Magnet Diameter: 3mm (0.118") Magnet Thickness: 2mm (0.079") Magnet Grade: N50 Gauss Strength: 4,000 Pull Strength: 6.05lbs per square inch