BeadsTreasure 25 Pcs- Connector Antiqued Copper Plated Flat Round Disk Stamping Blanks Tag Charms for Jewelry Making. Connector Antiqued Copper Plated Alloy Flat Disk Stamping Blanks Tag Charms Round for Jewelry Making. Listing for 25 Disks. Finish-Antiqued Copper over Alloy. Size-12 mm, thickness-1.5 mm, hole 1.5 mm USA SELLER