Measuring Round Compass Stretch Ruler

Adjustable Circle Drawing Ruler tool is a math ruler that seamlessly creates a perfect circle in seconds.

With this meter, you don’t have to worry about the circle being drawn. The drawing tool will not easily move during use to destroy the drawn pattern. Measuring Round Compass Stretch Ruler can be adjusted at any time during the use; flexible and convenient, and the circle drawing tool can be reused for many years.

Premium Material: Adjustable Circle Drawing Ruler Tool is made of high quality aluminum alloy and stainless steel, it’s durable and not easy to rust, with good hardness, high strength, good corrosion resistance, easy to operate.

Adjustable: Adjustable Circle Drawing Ruler tool can be used to draw round measurements and so on. Measuring Round Compass Stretch Ruler can be adjusted, can be large or small. Simply rotate the rings to open and close its captivating aperture mechanism. The max diameter of circle can be drawn is about 12.5 cm / 4.9 inch.

Easy to Use: The diameter turn to larger by rotating clockwise, smaller by rotating counterclockwise. This is an easy to carry plotter, precision gauge, and can be used in industry.

Multipurpose: Round circle template ruler tool is a great tool for students, carpentry. Can be used as a 360 metrics for students and school students. Also ideal for engraving, carpentry, sewing, sewing and hoist design.