9Pcs Compass Ruler Set Multi-functional Mathematical Drawing Geometry Kit for School Students Exam Homework Use

Description: Precision Geometry Drafting Tool Kit, Professional Mathematical Instruments Set with Heavy-Duty Metal Build and Portable Tin Storage Case, Perfect for students, teachers and engineering designers to finish precise drawing and measurement tasks effortlessly. Features: 1. Long-Lasting Metal Compass: Made of high-grade carbon steel with anti-rust surface treatment, its firm hinge structure stays locked after adjustment without slipping, guarantees uniform, accurate circle and arc drawing, no shape deformation even after years of frequent use, offering stable performance for all your drafting needs. 2. Clear Wear-Resistant Measuring Rulers: Adopts premium scratch-proof transparent acrylic material, with laser etched fade-resistant scale marks and smoothly polished burr-free edges, they deliver accurate, easy-to-read measurement data, will not get blurry or crack after long-term use, completely safe for users to handle. 3. Durable Drop-Resistant Storage Box: Constructed with thickened tinplate metal and secure snap lock design, it effectively protects tools from drop, impact and dust, prevents internal tools from damage and loss, is easy to carry for school, office or outdoor use, prolonging the service life of the entire kit. 4. Full Practical Accessory Set: Comes with high-density rubber eraser, metal blade pencil sharpener and solid wood drawing pencil, all accessories are perfectly matched for use, no need to purchase extra supplies, saving your time and cost of preparing separate drafting tools, meeting all your one-stop geometry work requirements. 5. Safe Ergonomic Design: All parts have smoothly polished surfaces, the compass is designed with a non-slip handle, no sharp edges on any component, comfortable to grip for long hours of operation, avoids hand scratches, safe for both kids and adults for daily study or professional work. Specifications: Category: Mathematical Drafting Stationery Kit Material: Carbon steel (compasses), tinplate (storage tin), acrylic (rulers), solid wood (pencil), rubber (eraser), metal (sharpener blade) Size: Refer to product images Color: Random delivery Package Included: 1 full set (2 compasses, 1 straight ruler, 2 triangular rulers, 1 protractor, 1 eraser, 1 pencil, 1 sharpener) packed with iron storage box Note: 1. Product images are for reference only, please check the description for specific size details. 2. Please allow minor measuring error due to manual operation, thanks for your kind understanding. 3. Actual color may vary a little from the picture due to different monitor display settings. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.