20mm. Vintaj Natural Brass Fastenables. Identifiably named simply because you can fasten them to anything! Decorate metal, jewelry, paper goods, chip board, grunge board, wood, leather, acrylic, textiles, foil, canvas and more... Fasten, suspend, hammer, texture, layer, rivet, cluster, glue, alter, ink, paint and more… to create all types of projects! Not only are these great for altered art, they are wonderful jewelry components. Great for a steampunk inspired project. Get creative! Link, string, suspend, dangle, and cluster.