Description: 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. High Quality -The adjustable circle drawing tool made of aluminum alloy and stainless steel material, good corrosion resistance, not easy to rust. - This drawing tool can be adjusted freely, which can draw the size according to the actual needs.Simply rotate the rings to open and close its captivating aperture mechanism. Design for Woodworking Enthusiasts -The circle drawing tool is exquisite and precise. Suitable for woodworking enthusiasts, and it is a good helper for designer. Can be used with pencils, pens, markers or spray guns. Can be used for flat 2D or spherical 3D objects (containers, bowls, decorations). Specification: Diameter: 12.5cm / 4.92inch Package Includes: 1 Piece Circle Drawing Tool Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you!