1. High measurement, Measurement range: Suitable for measuring various angles and lengths, ensuring the accuracy of measurement results. 2. Multi functional design, Top magnetic: can be used as a horizontal measuring ruler for suspended ceilings, with one handed operation that does not fall off, doubling measurement efficiency. 3. Four sided scale: 360 adjustable and fixed, easy to handle complex angles. The equipment is positioned against in seconds, and can quickly draw lines horizontally along the edge of the board with . 4. Aviation grade aluminum alloy material: High quality: anti drop, wear-, rust free, for more than ten years, ensuring long-term use. 5. Portable and easy to use: and exquisite design: easy to shape with irregular and curved edges, making whole house customization effortless. Adjustable activity snap ring: precise height positioning to adapt to different measurement needs. Multi purpose applications: Usage 1: With a magnetic top, it can be used as a horizontal measuring ruler for suspended ceilings. Usage 2: Four sided scale, can be used as a measuring ruler for marking lines. Usage 3: Contour shaping, suitable for measuring various complex shapes. Usage 4: Closet panel closure positioning to enhance the overall delicacy of cabinet installation. Color:As Shown Material:Aluminum Alloy Package Contents: 1 * Multi-function Four-sided Ruler 1 * Pen Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.