You can use it to work in the steel. Size 2,5 mm high. Please see my other auctions of large selection of tools. From tool steel 1.2379. Please see my other items for sale.I'm producer of stamps and I make stamps on ordering. You should use recommendations of proper use of the product. When You work with stamps you must use goggles. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Reproductions\Germany". The seller is "fudosan1" and is located in this country: PL. This item can be shipped worldwide.