1. Used to find the middle: This center scribing gauge is used to scribe the middle of circular plates and shafts, making measurements much easier. It is widely used for drawing center lines, locating circle centers, drawing 45° lines, and drawing vertical lines. 2. Accurately measure and easy to draw: The scale of the center finder ruler is 105 mm, with a minimum scale of 1 mm, ensuring measuring accuracy. It also features standard 45° and 90° angles, allowing you to easily draw 45° and 90° lines. 3. Timesaving: Simply place the object to be measured correctly under the center mark and draw two random straight lines—the intersection point will be the center of the circle. This wood measuring scribing tool will greatly improve your work efficiency. 4. quality aluminum alloy material: The measuring tool is made of quality aluminum alloy with an anodized surface, ensuring it is resistant to deformation, durable, and corrosionresistant. Additionally, the center display looks exquisite, providing a better user experience.