Unique Style: A compass and protractor in one, designed as a handheld writing tool, this tool allows you to easily draw high-precision arcs and patterns. Multifunctional: Drawing tool is simple in design, easy to use. use, convenient and multifunctional, can open wine bottles, and can be used for protractors, compasses, rulers, etc. PREMIUM MATERIALS: Eye-catching ruler metal appearance and carefully polished stainless steel body, long service life, laser machined scale, clear reading, not easy to wear and deform. Magnetic Scroll Base: Normographer drawing tools to make drawing more accurate and user-friendly, is a very portable and multi-functional stationery accessory. Wide Application: is an innovative pocket-sized drawing tool for designers, artists, architects, cartographic normographer, mandala enthusiasts, illustrators, tattoo artists, students and creative professionals. 1. It can be used both as a drawing tool and as a digital computer emergency tool. 2. Metal appearance and well-polished stainless steel shell, the overall shape is simple and fashionable, and the service life is long. 3. This consists of two modules, a straight hole ruler and an abstract ruler with a curved outline, a drawing aid that can be used as a wrench and a corkscrew. Drawing Method: 1. Mark the center of the paper. 2. Place the compass on it. 3. Take 360 degrees as a starting point. 4. Rotate arc. 5. Stop drawing when desired angle is reached. 6. Finally, draw two straight lines to get the radius and angle. Reminder: The product has strong magnetic force, please do not disassemble or hit magnet with gravity, it will affect the service life of the product. Product Specifications: Product Name: Multifunctional drawing ruler Product color: black, silver Product material: stainless steel, alloy steel, magnet Packaging information: 1 multi-function drawing ruler