Minimum sale 1 pack (4 stamps). This set includes 4mm stamps for the moon phases: full moon, half moon, crescent moon and thin crescent moon. Manufactured from hardened steel, these seals guarantee durability and precision, suitable for stamping both soft and hard metals, including stainless steel. Each stamp has sharp edges for sharp, deep prints, and the design is marked on the side for easy identification. Lightweight oil coating to prevent rust. Perfect for adding astronomical details on metals such as aluminum, copper, brass and sterling silver.