Before revision: Milled edge of a 1951 Hong Kong 50¢ coin Reeding is a technique wherein a number of narrow ridges called "reeds" are carved or milled into a surface.The Free Dictionary: "Reeding"Dictionary.com: "Reeding" __NOTOC__ Numismatics Milled edge of a German 2 euro coin, embossed with Germany's unofficial national motto "Einigkeit und Recht und Freiheit" .
After revision: Milled edge of a 1951 Hong Kong 50¢ coin Reeding is a technique wherein a number of narrow ridges called "reeds" are carved or milled into a surfaceThe Free Dictionary: "Reeding"Dictionary.com: "Reeding" __NOTOC__ Numismatics Milled edge of a German 2 euro coin, embossed with Germany's unofficial national motto "Einigkeit und Recht und Freiheit" .