These name stamps are precision machined from high-impact tool steel. They can be used in hot steel or cold annealed steel. The standard letter height is 1/8” tall. Various sizes and fonts are also available. Email us at austin@austinstamps.com for exact lettering requested. 12 letter maximum and usually ships within a week from ordering. WELDING YOUR OWN HANDLE ON THE STAMP WILL ALTER THE HEAT TREATING AND VOID THE WARRANY. To add a handle to your stamp, click "Add handle to your stamp."