Perfect for architects, artists, students and craftsmen who need a measuring tool for technical drawings or workshop projects High quality 50 cm stainless steel ruler with double scale ( cm / inches) for precise measurements, ideal for professionals and enthusiasts looking for accuracy The ergonomic non-slip allows safe handling during prolonged use and space-saving vertical storage when not in use Wide application in classrooms, workshops or on construction sites - doubles as a straight edge for drawing, aligning woodwork or DIY jobs Made of rust-proof stainless steel, this thickened ruler retains its structural integrity in damp environments, Manufacturer: OSNIYAW