Great for personalizing jewelry and craft components! Use them to stamp copper, silver, or brass as well as wood, plastic, leather, and more. Punches are constructed of hardened steel. Each set includes 26 A-Z letter punches and 7 bonus punctuation and design punches. Measurements: Punches are 2 5/8" in length. Characters are 4mm in size (1/8"). Quantity: 1 set of 33 punches. Note: Item weighs 2 pounds, please note shipping costs before ordering.