Description This is student triangle ruler straightedge protractor set, made of premium quality material with high strength, which is not easy to deform or break. Simple and classic design, easy to operate. Besides, it is lightweight for portable use in office, school, architecture, etc. High-visibility scale number will not easy to fade. Features - Color: Golden. - Material: Brass. - Size: 10.10X5.70X0.15cm/3.97X2.24X0.06inch (protractor); 14.00X6.20X0.15 cm/5.51X2.44X0.06 inch (triangle ruler); 13.00X3.00X0.10 cm/5.11X1.18X0.04 inch (straightedge). - Helps you to improve working efficiency and save time with drawing and measurement projects. - You will have good use experience because of the perfect workmanship of this product. - This product is portable and lightweight, you can carry it easily and conveniently in different places. - Made of material, can be used for long time, very practical for your work and life. - Different kinds of gauges to meet various purposes. The scale is clear and easy to read. Helps you to improve working efficiency and save time with drawing and measurement projects. You will have good use experience because of the perfect workmanship of this product.​ This product is portable and lightweight, you can carry it easily and conveniently in different places.​ Made of material, can be used for long time, very practical for your work and life. Different kinds of gauges to meet various purposes. The scale is clear and easy to read.