The Two-Layer Zinc Alloy Compasses with Ruler Math Set is a high-quality and durable geometry kit designed for students, professionals, architects, and engineers. Made from premium zinc alloy, the precision compass and divider ensure accuracy, stability, and long-lasting performance. The two-layer storage case keeps all tools securely organized and easy to access. This complete set includes a compass, divider, two set squares (45° & 60°), a 15 cm ruler, protractor, pencil, and ballpen, making it perfect for technical drawing, drafting, and mathematical applications. Ideal for school, office, and professional use, this set provides precision and convenience for all your geometry needs.