The rotring isograph College Set for Technical Drawing is particularly suited and indispensable for Architects, Engineers, Artists and College/University Students (studying Architecture or Civil Engineering etc). The pens can draw professionally on a variety of surfaces such as tracing paper and vellum. 

All in all, the Set includes 4 technical pens 0.25, 0.35, 0.5 and 0.7mm, 1 mechanical pencil 0.50mm, refill leads, eraser, ink and compass attachment, i.e.: 

 »1 x isograph pen (size#) 0.25mm
 »1 x isograph pen (size#) 0.35mm
 »1 x isograph pen (size#) 0.50mm
 »1 x isograph pen (size#) 0.70mm
 »1 x refillable ink reservoir
 »1 x mechanical pencil (size#) 0.50mm
 »12 x high-polymer HB refill leads 
 »1 x B20 eraser
 »1 x bottle of ink (23ml)
 »1 x compass attachment

The isograph has a refillable ink reservoir. Its patented push-on sleeve makes for easy access to the ink helix for fast cleaning. It can be used on tracing paper, vellum drawing paper and lineboard. The isograph uses rotring’s unique capillary cartridge. The pressure-equalization system, including ink helix is part of the ink cartridge which ensures that every time you change the cartridge, you get a clean new ink helix. This means that you never need to clean the ink helix and top reliability is guaranteed.

Rotring is the most famous brand name in quality Technical Drawing pens. Their technical drawing pens are durable, and easily the best in the world! 

The isograph work sets with pen stations keep your technical pens ready to draw instantly. Simply place the pen in the pen station with light pressure. The ideal horizontal position and a flexible double seal prevent the pen from drying. Individual pen stations can be taken from the set and affixed to table or drawing board with double-sided tape.

This Item Has Limited Exchange Privileges: Only defective exchanges for identical item within 30 days of purchase permitted on this item. After 30 days, please contact the manufacturer. 

DISCLAIMER: We cannot guarantee that the technical information on this webpage is 100% correct: Please read more.