Product Overview: A comprehensive 9-piece mathematical instrument set housed in a durable metal box, ideal for students and professionals. Key Features: ‣ Complete Set: Includes all essential tools for geometry and construction tasks. ‣ Durable Metal Box: Protects instruments for long-term use. ‣ High-Quality Tools: Ensures precision and accuracy in measurements. Specifications: ‣ Material: Metal and plastic instruments. ‣ Quantity: 9 pieces in a single set.