This 19-piece mechanical drawing tool set meets precise drawing needs for civil engineering, construction, and technical tasks. It includes essential instruments such as a compass with a 26cm effective measuring distance, a divider with a 25cm effective measuring distance, and multifunctional scale triangle rulers with accurate, fade-resistant markings. All tools are stored in a canvas bag for organised storage and easy transport, suitable for students and professionals working on detailed technical drawings. Features: 19-Piece Set: Provides essential tools for mechanical, civil engineering, and construction drawing. Accurate Scale Rulers: Triangle rulers feature clear, fade-resistant scales for reliable use. Canvas Storage Bag: Keeps all tools organised and easy to access. Versatile Application: Suitable for both students and professionals in technical drawing tasks. Specifications: Material: Plastic Colour: Multiple colours Compass Effective Measuring Distance: 26cm (1–3cm error allowed) Divider Effective Measuring Distance: 25cm (1–3cm error allowed) Quantity: 19PCS Package Includes: 1 × 19-Piece Mechanical Drawing Tool Set (with canvas storage bag) Note: Please allow 1–3cm size error due to manual measurement. Slight colour variations may occur due to lighting and monitor settings. Handle precision tools carefully to maintain accuracy. Store tools in the canvas bag when not in use. Avoid dropping tools to prevent measurement deviation.