Professional 36pc Letter & Number Stamp Punch Set 3/16" 5mm Hardened Steel - Metal, Wood, Leather - Sold by Ucostore Only Stamp letters & numbers into steel and other metals, wood, leather, vinyl or plastic Complete set of 26 upper-case letters, ampersand () and numbers 0 - 9 professional quality High-durability hardened and tempered CR-V Steel Easy-to-read characters are 5mm height (3/16") Complete with a plastic storage box