For the precisionist, a standard 0.7mm tip can feel as clumsy as a crayon. When you are navigating the cramped margins of a planner or drafting complex technical notes, every fraction of a millimeter matters. The frustration of ink spreading or a tip obscuring your view can turn a moment of deep focus into one of cluttered illegibility. To achieve true clarity, you need a tool that operates with the surgical accuracy of a needle-point.
The Uni Jetstream Edge series is the definitive answer to the "ultra-fine" dilemma. By pioneering the world's smallest oil-based ballpoint diameter, Uni has removed the friction between high-speed thought and high-detail execution. This isn't just about writing small; it is about providing the stability and visibility required for absolute control.
Uni Jetstream Edge 0.28
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Features the world’s first 0.28mm oil-based tip, delivering a line thinner than equivalent gel pens for unmatched technical excellence.
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The "Point Tip" design slims down toward the end, ensuring the pen tip remains clearly visible during intricate writing or fine-line sketching.
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Built with a hexagonal silhouette and a low center of gravity, this instrument provides the steady balance needed for precision.
Uni Jetstream Edge Three Ink - 0.28mm
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The ultimate multi-pen for precisionists, housing three colors with the world-record 0.28mm oil-based ballpoint in a single, sleek body.
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Incorporates a unique asymmetrical tip and a smooth dial mechanism that ensures the selected refill extends directly through the center for a rattle-free experience.
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The body features a gently grooved metal grip and a weighted front-end design, offering improved stability and control for long-form technical notation.
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Equipped with special low-viscosity ink that is water-resistant, fade-resistant, and forge-proof, making it a secure choice for important documents.
Mastering the Micro-Scale
The Uni Jetstream Edge series is a testament to what is possible when Japanese engineering focuses on the extreme. By solving the dual problems of ink spread and tip visibility, these pens allow you to reclaim every millimeter of your page. Whether you are using the streamlined Standard 0.28 for sharp utility or the Three Ink model for versatile, stable control, you are choosing an instrument that never hides your work from you.
The Jetstream Edge does more than just write; it provides a secure, archival-quality ritual that rewards the pursuit of perfection. Elevate your desk with the world’s finest tip and see your ideas come into sharper focus than ever before.


