Alkeme metal stamping blanks by ImpressArt are a great alternative to sterling silver blanks. They're made in the USA from a specially formulated, non-corrosive metal alloy that is lead free, nickel free, and cadmium free. The resulting soft metal allows even intricate and delicate stamping designs to make complete impressions and look great. Customize silver colored Alkeme blanks with metal stamps, texture hammers, and more. They also work great for riveting and engraving.