10PCS 40mm Black Blank Challenge Coins, 305 Steel Engraving Blanks Coin

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• Package Contents：The package contents include 10 coins in black finish. Each challenge coin is a blank challenge coins made of stainless steel. These stainless blank challenge coins come with individual acrylic protective cases to prevent scratches.
• Dimensions & Quality：These black blank challenge coins measure 40mm in diameter and 3mm in thickness. The coin blanks are compact and easy to hold. These engraving blanks coins feature a durable black matte finish that resists fingerprints and scratches.
• Laser Engraving Ready：These laser engraving blanks and engraving blanks are compatible with laser engraving or hand stamping. The black steel coin blanks provide high contrast for text and artwork. The smooth black surface works well with lasers or metal stamps.
• Easy to Customize：These thick blank challenge coins allow for hammered finishes, textured embossing, ink filling, or enamel coloring. Additional techniques include flame painting and color printing. Great for making keepsakes, medallions, or craft accessories.
• Usage Scenarios：Ideal as challenge coins for gifts to family, friends, or coworkers. These blank coins for engraving can be turned into personalized tokens for weddings, anniversaries, or corporate events. The challenge coin blanks come in a protective plastic box for safe storage.