Rotating Tape Measure Beam Compass: This is a retractable circle drawing tool with a rotating tape measure beam. You can choose to use the two included pencils or any standard #2 pencil of . The tool holds the pencil securely in place, ensuring a stable and consistent drawing experience. Compact and Portable: With a compact design, the rotating tape measure beam compass is easy to carry and store. Whether you're a student, architect, artist, or DIY enthusiast, you can take this compass geometry tool with you wherever you go, ensuring you always have a reliable tool for your projects Measures lengths up to 6 feet: The rotating tape measure beam compass is available in imperial and metric sizes and lengths up to 6 feet. You can also easily adjust the size to fit your specific painting needs. Versatility: Discover the versatility of our tape measure compass! Not only can it measure and draw circles, it can also be used as a straight edge tool. With a simple flip, you can convert it into a reliable straight mark the distance you want. Precise Measurement: The tape measure measures the distance from the center point to the pencil position. When the rotating tape measure measures compass, which is fully unstretched, the length is 3.5 inches, which is the distance between the pencil and the center point when the tape measure is fully retracted. Colour:As Shown Material:Metal Package Contents: 1 * circle drawing tool kit 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.