General description The Woodworking Edge Ruler is a multifunctional construction tool designed for precise angle measurement and length measurement. With an adjustable protractor that can lock securely at every 5 degrees, this ruler is ideal for carpenters and machinists alike. Its robust design, with a thickness of approximately 1.5mm, makes it significantly stronger than standard rulers. Technical specifications Thickness: Approximately 1.5mm Size: 20 inches Measuring Range: 0 to 70 degrees Measuring accuracy: 0.8mm Material: Plastic dial with good hardness Package Dimensions: 55.88 x 11.43 x 2.54 cm Installation Loosen the nut to adjust the protractor to the desired angle. Tighten the nut to secure the ruler at the selected angle. Usage Use the ruler for measuring lengths and drawing angles accurately. Each ruler comes with a wall-mounted storage rack for easy storage. Other information Due to different monitors and light effects, the actual color of the item may vary slightly from