10pc Stainless Steel Stamping Blank Oval Charm Pendant Tag [Office Product] Quantity: 10 Piece Stainless Steel Pendants Size: about 20mm long, 10mm wide, 1mm thick, hole: 2mm. Stainless steel takes a high polish and has a luster similar to sterling silver. It stays bright and shiny for years of long wear. You can add them to chain, leather cord, satin cord or other thicker stringing materials for necklaces, bracelets, shoe charms, zipper pulls and so on.