Rotring Isograph Technical Pen (available in 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8), rotring 0.2 0.4 0.8
Designed and manufactured with precision for optimum performance. 3-pen set of high-precision technical pens with refillable ink reservoirs is perfect for College-level students. Wear-resistant, hard chrome-plated thin
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