20 Pcs Brass Coin Blanks for Laser Engraving Blanks Solid Brass Coin with Acrylic Protection Box Threaded Edged 40mm Blank Challenge Coins for DIY Crafts Commemorative Collection Gifts(3mm)

brass

• 【Solid Brass Coin Blanks】Crafted from high-density solid brass with a beautiful golden luster. These brass coins are hard and stable. They won't break or fade with long-term use. Durable and sturdy！
• 【Double-Sided Engraving】Diameter:1.57"(40mm); thickness: 0.11"(3mm). These solid brass coin blanks feature a threaded edge. The surface supports engravings on both sides, making them suitable for intricate designs
• 【Professional Protection】20 blank challenge coins Included. Each coin is equipped with a transparent acrylic storage box that prevents scratches and oxidation. All coins are stored in a convenient plastic box for easy organization
• 【Brass Coin Blanks for Laser Engraving DIY】The blank coins support arbitrary engravings! Perfect for stamping, etching, laser engraving, and engraving projects. Custom coins engraved with unique patterns, logos, or text for your loved ones, pets, friends, or idols. Preserve cherished memories with these personalized designs
• 【Unique and Practical Souvenirs】Ideal for weddings, anniversaries, military medals, event challenge coins. The solid brass coin blanks can be made into necklaces, keychains, pet ID tags, dog collars, and other decorative items