Features: 1.Made of high-quality copper, non-magnetic, non-rusting, and gentler than hardened steel calipers. Enjoy years of exquisite classical work experience. 2.Brass ruler, calibrated clearly and accurately. Marks are accurate, long life, and non-fading. The scale is marked in millimeters and inches. 3.Without the electroplating process, the ruler will retain the original natural color and color. Both the front and back are made of hand-drawn silks, and the ruler has an attractive luster. 4.Selective materials and sophisticated craftsmanship ensure the durability and precise scale of the ruler. The design is simple, easy to operate, and can also be used as a bookmark. 5.Small size and easy to carry. The hand-made retro style ruler will surely surprise you with the artistic temperament, and it is a good gift. Notice: ①Actual color may be slightly different from the image due to different monitor and light effect ②Please allow 1-3cm deviation due to manual measurement Description: material:Brass Size:3.2x16(CM)