Features Aluminum Alloy: Made of wear-resistant and anti-oxidation aluminum alloy, ensuring long-lasting durability for your woodworking projects. Accurate Laser Engraving: Clear metric scales with laser engraving for and easy-to-read measurements, enhancing accuracy in your woodworking tasks. Comfortable Polished : Fine polishing provides a comfortable grip, allowing you to work for extended periods without discomfort. Versatile 45/90 Degree Functionality: Ideal for three-dimensional marking and measuring at 45 and 90-degree angles, providing flexibility and precision in your woodworking projects. Professional Design for Ease: Professional design ensures easy usage, making it convenient for both beginners and experienced woodworking enthusiasts. Features: 1、Made of aluminum alloy material, wear resistant, anti-oxidation and in use. 2、Clear laser engraving metric scales, accurate and easy to read. 3、Fine polishing , comfortable in hand. 4、Ideal for three dimensional marking, measuring of 45 and 90 degree. 5、Professional design, easy to use. Specification: Features: Made of aluminum alloy material, wear resistant, anti-oxidation and in use. Clear laser engraving metric scales, accurate and easy to read. Fine polishing , comfortable in hand. Ideal for three dimensional marking, measuring of 45 and 90 degree. Professional design, easy to use. Specification: Material: Aluminum alloy Optional color: Blue, Red Angle error: between0.2mm Length error: ±0.2mm Product size: 169*63*7m / 6.7*2.5*2.9in Package list: 1 * Multifunctional Angle Ruler Package List