Feature: 1. Rotating arm, rotate the arm to find the right angle. 2. Miter Cut, two pieces of wood meet at a corner. 3. Single Cut, the single cut is flat , sometimes the wall is not vertical. 4. Dial design, with dial and two easy to read scales, making use easier. 5. High precision, installation of decorative molding parts, and no error, and no calculation. 6. For use with angle saw protractor only, not including other accessories shown in the picture. 7. The protractor is equipped with two measurement modes and two horizontal to accuracy. 8. Easy to carry-made of lightweight plastic, the protractor has corrosion and wear resistance for extended service life. In addition, it is small in size, light in weight and easy to carry. 9. Wide application- whether you are a professional or a non professional, products are suitable . It is suitable for crown forming, oblique cutting, woodworking, plumbing, metal processing. 10. Perfect forming angle gauge with two horizontal , used for crown forming, bevel cutting, woodworking, etc. Using Methods: Align the measuring instrument at the angle to be measured, and record the data after fitting. color:Black Material:aluminum alloy Package Contents: 1 x Woodworking 360 Miter Saw Protractor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.