IDEAL TOOL FOR MEASUREMENT: The stainless-steel ruler has a wide range of applications to meet various needs and occasions. Especially suitable for students, engineers, architects, teachers, designers and other professionals to use. METAL RULER: Metric Scale: 0 - 10cm in 1mm and 0.5mm increments then from 10 - 30cm in 1mm increments. Imperial Scale: 0 - 2" in 32 thousands of an inch then 2 - 4" in 64 thousands of an inch and from 4 - 12" in 16 thousandths of an inch DOUBLE-SIDED SCALE: Generally used by Engineering Professionals but it’s suited to any hobby/trade that needs a consistent accurate measurement and or a straight line, but also double-sided laser printing. The scales on both sides of the ruler are clear, and the measurement marks start from the edge of the rule, which is easy to use. HIGH-QUALITY STAINLESS-STEEL MATERIAL: The stainless-steel ruler group is made of 100% high-quality stainless steel, which has good oxidation resistance and corrosion resistance. At the same time, it also has the characteristics of heavy load and inflexibility, which can provide the best measurement results. STRAIGHT EDGE DESIGN: The metal measuring ruler has a smooth surface, one end of the ruler is a right angle, and the other end is a circular arc. The right-angle end can help you make more accurate measurements, and the curved end is convenient for you to take, and will not hurt your hands because of the sharp angle. Our ruler also has small holes to help you hang it easily., Weight: 0.1543235834 pounds, Manufacturer: Dapetz