Features: Multifunctional Protractor: Ideal for Engineers and Carpenters.Place it on the work area, slide the ruler into the desired shape, and tighten the screws. Angle Finder Tool: Easy to adjust to measure angle you need, very convenient.The multi-angle gauge slides and locks to any desired angle, saving time for repeated measurements. Easy to use: With its unique design, this protractor can be operated with just one hand. Suitable for measuring all angles and shapes, making your measuring tasks a breezes. Accuracy: Experience precise angle measurement with this professional protractor. Achieve higher accuracy in your carpentry and other projects and ensure perfect results every time. Wide Applicability: This versatile angle ruler is perfect for carpentry measurement, angle measurement, DIY projects and more. Its practical value makes it an indispensable tool for various applications. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Size: As picture show Package List: 1x Aluminum Alloy Angle Protractor