The ruler has a cork backing to prevent ink from getting underneath the stainless steel ruler. Hanging hole makes it easy to store the ruler after use. Scales are clearly visible: Markings are engraved and filled with paint, precise imperial and metric measurements are clear, numbers and letters on the page are clearly visible, and precise markings are used to make precise measurements on any object. The edge of the ruler starts from the zero mark for accurate measurement, and the metal ruler has rounded edges and comes in a variety of styles to facilitate your use in different situations. Fragile Plastic Ruler: Made of high-quality stainless steel, which prevents rust and corrosion and is durable, say goodbye to chips on wooden rulers or faded marks on fragile plastic rulers. The metal ruler is flexible enough to measure curved surfaceswithout breaking. WIDE APPLICATIONS: These metal rulers are useful measuring tools for artists, designers, architects, engineers, student carpenters, plasterers, architects, DIY enthusiasts and more. Suitable for classrooms, schools, offices, homes, drawing tools and drawingkits, etc. They can be used on canvas, glass, wood, wallpaper and more.