Features Accurate Laser Graduations: Easy-to-read laser graduations ensure precise angle measurements, enhancing woodworking accuracy and efficiency. Smooth O-ring Mechanism: The o-ring mechanism rotates smoothly during operation, ensuring accurate readings of inner and outer corners, promoting Clearcutness in woodworking projects. Direct Angle Transfer: Two scales facilitate the direct transfer of working angles to the miter saw, enabling precise miter and single cuts, saving time and effort. Lightweight & Durable: Made of lightweight plastic with excellent corrosion and wear resistance, prolonging service life and ensuring easy portability for woodworking on the go. Versatile Application: Ideal for ceiling trimming, wall corner measurement, pipeline and building construction, and metal processing, catering to a wide range of woodworking needs. Specification: ​Item Type: Miter Saw Protractor Material: ABS Scope of Application: Angle measurement Measuring Range: Approx. 15cm / 5.9in Scope of Application: Ceiling trimming, angle measurement, wall corner measurement, pipeline construction, building construction, metal processing Purpose: Measurement Package List: ​Item Type: Miter Saw Protractor Material: ABS Scope of Application: Angle measurement Measuring Range: Approx. 15cm / 5.9in Scope of Application: Ceiling trimming, angle measurement, wall corner measurement, pipeline construction, building construction, metal processing Purpose: Measurement Package List 1 x Miter Saw Protractor 1 x User Manual