1. Adjustable and Comfortable: By adjusting the tool, you can obtain the required length of this ruler and rotate the sliding head to any angle you need. The ruler also features a sliding design, allowing you to move the slider up or down for precise measurements. 2. Reliable Performance: This ruler is made of aluminum alloy, with a sliding head and directional feature to ensure it resists fading and deformation for accurate measurements every time. 3. MultiPurpose: With a clear scale, this multifunctional square ruler is for woodworking—such as cabinet drawers, door holes, and drilling—enabling precise line drawing and marking for various woodworking projects. Designed with versatile angles, it is for designing, measuring, and more. 4. Wide Application: Enhance your creative process with this ruler for engineers, architects, students, drafting, and Nruler applications, which delivers unmatched precision and accuracy.