Copkim 3 Pcs 18 Inch Stainless Steel Ruler with Inch and Picas Measurements Metal Ruler with Non-Slip Rubber Back for Architects, Engineers, and Drafters

["What You'll Receive: this set includes 3 stainless steel metal ruler a 18 inches/ 45.72 cm, designed for students and professionals, travels between desk, lab, and workshop for consistent sizing and easy portability Hanging holes make it easy to store the ruler after use","Flexible Ruler for Curved Surfaces: designed with flexible ruler properties to measure curved surfaces accurately, while etched metric graduations provide clear, scalable readings for projects and drafting tasks","Durable: this metal ruler is made of stainless steel, making it rust-proof, corrosion-resistant, and long-lasting, eliminating the bumps and scratches of wooden rulers and the fading marks of plastic rulers; The metal ruler is flexible and can easily measure curved surfaces without breaking; A rubber pad on the back ensures the ruler remains stable during use","Precise Graduations: these metal rulers feature precise imperial and metric graduations that are easy to read and clearly visible, ensuring accurate measurements; The graduations are subdivided into 6 and 12 picas, ensuring extremely accurate measurements every time","Wide Use: these metal rulers are useful measuring tools for artists, designers, architects, engineers, student carpenters, drywallers, architects, DIYers, etc., suitable for classrooms, schools, offices, homes, drafting tools drafting kits etc., can be used on canvas, glass, leather, wood, wallpaper, and more"]