Description This precision compasses is designed for students to make draft on geometry class, ensure it has scientific rationality and durable practicality. Using good metal materials, durable for long service life, suitable for most students, teachers to use. Features -Color:Blue-Material:Metal-Size:12.00X2.50X1.00cm/4.72X0.98X0.39in-This Math Compasses can open and close smoothly, with high precision, not easy to bend, rust or break. -This durable and practical compasses for students can meet your work and study demands. -Easy to take, very portable, excellent for use in school, woodworking, or at home, good circle drawing tool for student, artist, mathematician, carpenter. -Geometry tools, especial suitable for teacher teaching use, sturdy materials, support long time using. -Compact size, will not occupy much space, easy and handy to be put into your school bags or in your desk. Packing list: 1 x Compasses1 x Box of Pencil Refills