Stamp kit for creating permanent hand-stamped imprints; 4 mm character height Includes upper-case A-Z letters, 0-9 numbers, and “&” symbol for exceptional versatility Works with metal, leather, wood, clay, and more; great for a variety of applications Made from durable alloy steel with a sand-blasted finish for strength and clear imprints, even over time Wooden storage box included, Weight: 1.9296069712681 pounds, Manufacturer: Amazon