1Pcs Multi Functional 360 ° Movable Geometric Drawing Ruler For Primary School Mathematics Students Portable Transparent 3D Flat

Product name: Multifunctional geometric drawing ruler Material: High transparency material Thickness: approximately 3mm Applicable: Primary/Junior High School Kind reminder Avoid sand and dust entering the interlayer of the multi-functional ruler to avoid unfavorable rotation. If the rotation is not flexible, add a small amount of wax between the rotating disc and the base of the scale surface for lubrication The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.