Rotring Isograph technical pen, 0.35 mm, yellow

Draw precisely with a crisp, constant line width of 0.35 mm.⁠‌‌‌‍‌‍‍‍‍‍‍‌‌‍‍‍‍‌‌‌‍‍‍‍‌‌‌‍‌‌‍‌‍‍‌‍‌‍‍‌⁠ This Isograph is ideal for technical drawings and detailed work that demands accuracy.⁠‌‌‌‍‌‍‍‍‍‍‍‌‌‍‍‍‍‌‌‌‍‍‍‍‌‌‌‍‌‌‍‌‍‍‌‍‌‍‍‌⁠

What does a technical pen do?
A technical pen such as the Rotring Isograph is used for precision drawings, technical sketches and detailed work where a constant line width is crucial. These professional drawing tools are indispensable for architects, technical draughtsmen and students who need to produce accurate line drawings.

Why choose a 0.35 mm line width?
The 0.35 mm tip delivers a medium line width that is ideal for general drawing work and detailed drawings. This width provides sufficient visibility for main lines while still allowing you to render fine details. It is a versatile choice suitable for both schematic drawings and more detailed designs.

Reliable technical performance
The Rotring Isograph is known for its consistent ink flow and durable construction. The pen produces an even line width without interruptions or smudges, which is essential for professional drawing work. This ensures good contrast and reproducibility of your drawings.

Practical usage tip
When using the pen, always hold it perpendicular to the paper for the best results. Store the pen horizontally with the cap on to prevent it from drying out. Reference number 1903400 can be used when ordering refills or spare parts, so you always get the correct specifications for your specific pen model.