Ready to get stamping? This limited edition stamping kit features everything you'll need to stamp your own constellation necklace. Each kit includes hammer, metal stamping block, practice aluminum strip, stamping guide stickers, 2 pendants, chain, and jump rings. ImpressArt's professional grade stamps are manufactured to the highest standard for durability and alignment. Designs are precision-cut from carbon tool steel, hardened to last project after project. The stamp has an oil-free finish to protect against rust, and the side of the stamp is labeled with the design for easy identification.