Each set consists of 26 letters of the alphabet and nine number punches (0 to 9). The "9" stamp is inverted to make a "6." Deluxe canvas storage case with Velcro closure provides portability while conserving space. Individually labeled slots keep stamps organized and make them easy to find. All sets are upper case and are fashioned from carbon steel, hardened to 42-52 HRC. Made in China.