[Brass material] Carved coin blanks are made of high quality brass. Solid brass and non-plated brushed. Since there is no plating brush, there may be traces on the . [DIY] Ideal for stamping, , laser engraving and engraving projects. You can do some personalized design on it. [ Small size ] Includes 10 custom coins. The brass is about 40 mm /1.57 inches in diameter and about 2 mm /0.08 inches in thickness. Please note: There are no holes. [ Gift ] You can give these blank MEDALS to friends, family, coin collectors, etc. This can bring them happiness and make your relationship closer. [ Acrylic protection box ] Each blank coin is independently packed with a transparent acrylic protection box, which can effectively protect the product from being scratched., Weight: 0.57761112644 pounds, Manufacturer: Quzenn