Complete geometry tool set for classroom and studio use: - 1 piece metal geometry tool - 1 piece 30°/60° set square - 1 piece 45° set square - 1 piece straight ruler - 1 piece 180 degree math protractor - 1 box of 0.7mm pencil leads - 1 piece eraser - 1 piece storage case Durable, easy to read and portable: - Made of polypropylene and metal for lasting use and reliable measurements - Each square ruler and protractor features clear scaling for precise drawing and marking - The storage case protects and organizes tools in backpacks, school bags, or book bags Clear performance with safety notes: - The metal geometry tool can draw up to 23 cm in diameter - The sharp part should be handled with care and kept away from children Versatile applications: - Ideal for math, geometry, art, drawing, woodworking and drawing - Easy to carry to math lessons and convenient to store in the classroom