Description The math learning beam compass is perfect for math teachers, manufactured with high-grade and sturdy ABS material, practical and durable, which has clear scales to make sure your drawing is correct. With the math compass tool, you can have a demonstration of solving the math geometric problems. Features -Color:Yellow -Material:ABS -Size:46.00X7.00X4.00cm/18.08X2.75X1.57in - Using high-grade and sturdy ABS material, durable and firm, suitable for measuring use. - The beam compass is suitable for architecture, professional applications, painting, drafting, technical illustrations, measurement, etc. - Long handle design and with suction cup tip, which is a good draw tool for blackboard. - 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. Using high-grade and sturdy ABS material, durable and firm, suitable for measuring use. The beam compass is suitable for architecture, professional applications, painting, drafting, technical illustrations, measurement, etc. Long handle design and with suction cup tip, which is a good draw tool for blackboard. 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.