Features • Industrial-Grade Design: This adjustable protractor is built to national standards, ensuring reliable performance for all your measuring needs • Laser Engraved Clarity: Featuring laser-engraved markings that are clear and easy to read, this tool minimizes errors and enhances accuracy in angle measurement • Premium Carbon Steel Construction: Crafted from high-quality chromium-plated carbon steel, this protractor offers exceptional durability and a long service life • Versatile Angle Measurement: Ideal for various applications, this tool is for carpentry, drafting, and engineering, making it a must-have for profionals and DIY enthusiasts • Effortl Adjustability: The adjustable design allows for angle measurement, providing you with the flexibility needed for intricate projects and ensuring accurate results Features: 1、This is a Industrial grade national standard adjustable protractor 2、Laser engraved line, clear and easy to read 3、Made of premium Chromium plated carbon steel, with long service life 4、Applicable to all kinds of Angle measurement 5、This Protractor Angle Ruler ensures angle measurement Specification: Features: This is a Industrial grade national standard adjustable protractor Laser engraved line, clear and easy to read, Made of premium Chromium plated carbon steel, with long service life Applicable to all kinds of Angle measurement This Protractor Angle Ruler ensures angle measurement Specification: Material: carbon steel Model: AL109 Size: 100*150mm/3.9*5.9in Weight: Approx.138g/4.9oz Package list: 1 x Protractor Angle Ruler Package List