Metal: It's made of a high-quality solid brass, smooth and shiny surface, durable, thick
Size measurement: the diameter of the stamp blank with no hole: 1 Inch/ 25 mm, the thickness: 16 ga.
Protective film: Featured with protective coating on the front side to prevent scratching in transit, easy to be removed
Quantity: Comes with 21 pieces blanks per pack, well organized in a plastic box, ready to be stamped
Wide Applications: It's very easy to use number and letter stamp to make a piece of personalized jewelry like the badge, token, charms, pendants, bangles, necklaces, pendants, earrings, custom keychains like pet ID tags