Description With precision clear accurate readings, our angle finder swing arm protractor is easy to read. The round head protractor has a 0-180 degrees semi-circle scale, can forward and reverse directions to measure any angles. The protractor arm can be adjusted to any angle you want, which is easy to use. And steel material is sturdy and durable, so can last for a long time. Features -Color:As Shown -Material:Steel -Size:18.00X9.00X2.00cm/7.07X3.54X0.79in - Long arm folding design, easy to adjust the Angle and position of the light. - The considerate combination of ruler and protractor helps you to measure things accurately. - Angle will be quickly and easily identified by locking thumb nut in the desired position, and you can fix the identified angle. - This angle measure tool is suitable for setting bevels, drawing radial lines, measuring and marking angles. - Angle finder protractor is made of steel, with good durability and wear resistance, not easy to rust, and can be applied for a long time. Package list: 1 x Rotating Angle Ruler