NinjaCrafters Aluminum Swirl with Hole Blanks 16 Gauge (.050) For Handstamping Craft Making Pack of 10 Pure 1100 Food Grade Hypoallergenic Aluminum Ten pieces (10) of sturdy 16 Gauge (.050) Aluminum These measure 1-3/4" at the widest point Ready to stamp right out of the bag Popular shape for crafting and pendant making