Precision Circle Drawing: Our rotating rolling beam beam compass is an innovative tool with rotating rotating tape tape beam, allowing you to draw circles accurately and easily.Whether you are an architect, an artist or a DIY lover, you can easily get accurate results. Small and portable: Design is small and portable, and the compass is very suitable for going out.You can easily carry and store it in a bag or pocket to make sure you always have reliable geometric tools no matter where the project goes. Multi -functional measurement: The maximum length of our compass is 6.56 feet. British and public measurement can meet various drawing needs.Easily adjust the length to meet your specific requirements and provide accuracy and convenience for any project. Multifunctional tools: I find that our tape measure guide is incredible with the incredible multifunctionality! In addition to the measurement and drawing circles, it can also be used as a straight blade tool.By simply flipping, convert it into a reliable ruler, mark the perfect distance from the edge, and create accurate lines. Durable structure: Our compass is made of high -quality plastic, with smooth surfaces, comfortable use, and durable.The attached automatic retraction button adds convenience to your workflow, making it a reliable and efficient tool to meet all your drawing needs. Colour:As Shown Material:plastic Package Contents: 1set x compass geometry tool 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.