16 Ga Solid Copper 10 Mm O/d Jump Ring 100 P. 1 Oz Saw-cut Made in USA Metal: Genuine Solid Copper Natural Bright ( Not Plated ) Item:Open Round Jump Ring (Saw Cut ) Heavy, Durable Rings Wire Size: 16 Ga / .050" / 1.29 MM Ring size: Outside Diameter Approx. 10.0 MM Quantity: pkg. Of 100 P. / 1 Oz