RulerProduct Details1.Feature - The metric and inch ruler has double-sided reading with smooth without burrs, big and clear numbers, and an accurate scale, is easy to read, and suitable for amateurs and professionals. Designed with a hole for hanging and storage.2.Material - This ruler is made of 201 stainless steel, 1mm thick with wear resistance and corrosion resistance, high hardness, etc. Not bendable but a little flexible, not easily damaged, and can be used for a long time.3.Size - Measuring Range: 50cm / 20 inch; Inch and Metric Graduation: 0.5mm, 1/16 inch4.Application - This metal ruler is suitable for carpenters, engineers, architects. Convenient for drawing, measuring devices, construction projects, crafting, etc.5.Note - The ruler is with squared-off angles, please pay attention to avoid scratches to your hand.