weparmeety 24 pcs blank challenge coin, engraving blanks coins threaded edged 40 mm with acrylic protection box laser engravable pattern for diy crafts commemorative collection sliver is up for auction in Arts, Crafts & Sewing. The current bid is $2.00, 93% below the $27.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.