This protect valuable equipment. Stamp your name, initials id on most all surfaces with this hardened steel marking set. the special high-carbon steel stamps will endure a lifetime of work. The Size of Punch Set is 5/64 (2 mm)Combination Set consist of 36 Stamps  (27 Letters and 9 Numbers)  .Scorpion Stamps can be used on various materials: Metal marking needs, Jewelry and Art on Leather work, Wood materials.Note - Photographs are for illustration purpose only. Actual item may slightly differ from the pictures shown. Scorpion is committed to providing the customer with the best source for value possible on the market. You will enjoy the quality, function and usefulness of our products.