The revolutionary nib of the Air, unlike conventional rollerballs, is pressure sensitive, meaning that it gives a writing experience and differentiating line width similar to that of a fountain pen.
The metal ball of the nib is encased in an acetal plastic, rather than the standard metal surround, which allows for a smoother flow of ink around the ball, and an increased flow as further pressure is applied.
The 0.5mm ball delivers a line width of between 0.28mm and 0.45mm (dependent on pressure).
Features Uni's high quality "Super Ink", which is not only water and light resistant, but also "Tamper-Resistant", meaning that the ink cannot be washed off using chemicals and solutions used by people to fraudulently modify documents.
The UB-187s features Uni-Flow System ensures smooth writing performance to the last drop of ink.
Each pen includes a 0.7mm needle point nib that writes a 0.5mm fine line.
Features Uni's high quality "Super Ink", which is not only water and light resistant, but also "Tamper-Resistant", meaning that the ink cannot be washed off using chemicals and solutions used by people to fraudulently modify documents.
The micro tips stainless steel design ensures a lasting bend resistant guarantee.
These pens are ideal for note taking and technical drawing and is suitable for right or left handers.
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