20pc Assorted Stainless Steel Stamping Blanks 8-20mm Tags Charms Pendants Jew... Quantity: 20 Piece Assorted Stainless Steel Pendants, Mixed Shape, Unplated Color Tear drop: 20x12mm, fish: 16x7mm, circle: 14mm and 10mm, music symbol: 17x13mm, big heart: 12mm, small heart 10mm, oval: 8mm About 18 gauge.