Stamping Out Loud 1/2 inch disc Stamping Blanks Variety Pack Qty 25 De-burred in our commercial vibratory tumblers to produce a nice smooth blank ready to work with Available in a variety of metals, gauges, and quantites Proudly made in the USA Sizes from 1/2" all the way to 4" in our Amazon store!!! 1/2" Disc (12.5mm)