1. 38pcs Number and Letter Stamps, all in uppercase only. Material: steel; the stamps have all been hardened and heat treated. 2. Stamp Seal Size: 6x29mm., Stamp about 6mm wide, 29mm long; Handle Size: about 17.4cm long. 3. Number 0 to 8, because 6 and 9 are interchangeable. Letters A to Z. 2 symbols and self-centering tool. 4. Easy operation. You can just insert the stamp into the automatic punch and push it, no hammer needed. 5. Usage: You can use the stamping kits for your crafts, such as card making, label making or woodworking, or put it on your envelope stamp. Features: Ideal for marking metal, leather and other wooden objects. They come in a permanent molded plastic storage case to avoid losing them, which is very convenient for you. High quality.The stamps have all been hardened and heat treated. Easy operation: you can just insert the stamp into the automatic punch and push it, no hammer is needed. The set contains 26 letters (A to Z), 9 numbers (0 to 9), 2 symbols and