Uxcell 4pcs Triangular Ruler Set 30cm Plastic Metric Inch Ruler Geometric Protractor Triangle Ruler Engineering Scale

The triangle ruler set is made of plastic, strong toughness, lightweight and easy to carry. Semi-transparent colors allow for clearer measurement of objects. The geometry kit is laser etched with clear, non-fading graduations, ensuring every line and number can be easily and accurately read with less eye strain. This set of metal rulers includes straight ruler, triangle ruler and protractor. Different types of rulers can meet different drawing needs and improve measurement and drawing efficiency. This drawing ruler kit is perfect for professionals and amateurs. It is a must-have measuring and drawing tool for architects, engineers and carpenters, and can also be used for precise measurements in the classroom, office or home. The rounded corners of the size are not easy to hurt your hands.