Discover the precision and quality of the Staedtler Mars 561 Reduction Scale Ruler, an essential tool for artists and draughtsmen alike. Crafted in Germany, this multicoloured ruler boasts durability and a range of functions with its 1/2/4 reduction scale options, catering to a variety of drafting tasks. The Staedtler brand is synonymous with reliability, and this model is no exception. Designed for accuracy and ease of use, the Mars 561 ensures that your technical drawings and artwork are measured with the utmost precision. Whether for professional or hobbyist use, this ruler is a versatile addition to any toolkit.