Protect valuable equipment. Stamp your name, initials or personal ID on most all surfaces with this hardened steel marking set. The special high-carbon steel stamps will endure A LIFETIME OF WORK. The 1/8" (3MM) high characters include 26 letters "A-Z," and "&" sign, and numbers "0-8" (turn the "6" upside down for the number "9"). The complete set is organized in a protective case. Permanently mark valuables and important equipment; great way for craftsmen, artists and hobbyists to identify their handiwork. Punches mark on hard and soft-wood, most metal, aluminum and plastic surfaces.