20 Ga Vintage Brass 3 Mm O/d Jump Ring 350 P. 1/2 Oz Saw-cut Made in USA Metal: Genuine Vintage Brass Natural ( Not Plated ) Item:Open Round Jump Ring (Saw Cut ) Wire Size: 20 Ga / .032" / 0.80 MM Ring size: Outside Diameter Approx. 3 MM Quantity: pkg. Of 350 P. / 1/2 Oz