Metal Ruler Cork Liner - This set includes two metal rulers, measuring 12 and 18 inches. The cork liner helps prevent ink from seeping under the stainless steel ruler. Hanging holes allow for easy storage after use. Clear and accurate scale - The markings are etched and filled with paint, providing precise inch and metric measurements. Numbers and markings are clearly visible for accurate readings on any surface. Rounded and right angle edges - The 6-inch ruler features a right angle edge measured from the zero mark. The 12-inch and 18-inch rulers have rounded edges, offering versatility for different applications. Durable stainless steel construction - Made from high-quality stainless steel, these rulers resist rust and corrosion. They are more durable than plastic or wooden rulers and will not crack or break easily. The metal is flexible enough to measure curved surfaces without damage. Wide range of uses - Ideal for artists, designers, architects, engineers, students, DIY enthusiasts, and other professionals. Suitable for use in classrooms, schools, offices, homes, and workshops. Can be used on canvas, glass, leather, wood, wallpaper, and various materials. Three sizes included to meet different measuring needs. Size: 30 cm, 45 cm Material: Stainless steel Color: Silvery Package Contents: 2 x Rulers (12 + 18 Inch) Note: Light reflection and differences in display screens may cause slight variations in color compared to the actual item. Measurement error allowance is +/- 1-3 cm.