Description Do you want to have professional triangle ruler and protractor kit? If so, our drawing geometry math measurement ruler kit is carefully prepared for you. Can be applied for home and office using, students and teachers using. You deserve to have it. Features - Material: Plastic, Iron - Lightweight and portable, it is very convenient for you to carry with in everywhere you like. - Simple in structure, easy to use, strong and smooth surface, you can use it with confidence. - It is useful measuring tools for artists, designers, architects, engineers, students. - It is not easy to break, so durable enough to accompany by you through many years. - The numbers are clear, which are easy to identify, and then you can read quickly and with great accuracy. Lightweight and portable for convenient carrying Simple structure for easy use Strong and smooth surface for reliable performance Ideal measuring tools for artists, designers, architects, engineers, and students Durable design ensures long-lasting use