Geometry Math Set: This is a practical, multi-functional geometry tool kit. The set includes: 2 protractors, 45° and 60° set squares, 2 rulers (6-inch and 12-inch), and 1 compass, meeting all your drafting needs. Premium Materials and Design: This protractor and ruler set is crafted from high-quality plastic, while the compass features stainless steel, durable and sturdy. It is ideal for long-term use in schools or offices. Clear Scale: The ruler and triangle and protractor feature a transparent color design that significantly enhances visibility during use, allowing you to easily see patterns or text beneath the ruler for more accurate measurements. Innovative Hollow Design: The triangle ruler and protractor feature a hollow structure that provides a more secure grip on paper while facilitating easier measurement. Essential Multi-Function Tool: This 7-piece geometry kit includes practical tools for drawing and measuring, making it a must-have for students, teachers, engineers, designers, artists, architect and more. protractor and ruler set