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Rotring Isograph Pen for tracing paper, vellum drawing paper and lineboard. The isograph has a refillable ink reservoir. Its patented push-on sleeve makes for easy access to the ink helix for fast cleaning.
Product code: PP_ISOGRAPH_PEN
Rotring Isograph Technical Pen
Rotring https://www.pullingers.com/c/349/rotring-isograph-technical-pen
Rotring Isograph Pen for tracing paper, vellum drawing paper and lineboard. The isograph has a refillable ink reservoir. Its patented push-on sleeve makes for easy access to the ink helix for fast cleaning.