Uni-Ball Signo 307 Retractable Pen – Black (Box of 12)
The Uni-Ball Signo 307 Retractable Pen offers a new level of writing smoothness with Uni-Ball’s Smart Pigment Ink technology. The pigment-based gel ink adheres better to paper – even recycled stock – for cleaner, more consistent lines that resist smudging and fading. Featuring a 0.7 mm medium tip, ergonomic rubber grip, and sturdy metal clip, the Signo 307 is perfect for office, school and professional use.
Key Features
- 0.7 mm tip for smooth, medium lines
- Smart Pigment Ink – quick-drying and smudge-resistant
- Waterproof, fade-resistant and archival quality
- Retractable design with metal clip and rubber grip
- Supplied in a box of 12 black pens
Compatible Uses
- Ideal for everyday writing, note-taking and document signing
- Suitable for business, school and home offices
Delivery Information
We ship from warehouses located in Adelaide, Melbourne, Sydney, Brisbane and Perth. Orders are dispatched quickly from the nearest warehouse for fast delivery across Australia.
Frequently Asked Questions
What tip size does the Uni-Ball Signo 307 use?
The Uni-Ball Signo 307 Medium features a 0.7 mm tip that delivers smooth, medium-width lines ideal for everyday writing.
What is Smart Pigment Ink?
Smart Pigment Ink is an advanced gel formula that bonds strongly to paper, offering smooth flow, quick drying and improved resistance to smudging and water.
Is the Uni-Ball Signo 307 pen refillable?
Yes. The Signo 307 can be refilled with Uni-Ball UMR-87 gel ink refills for extended use and reduced waste.
What makes the Signo 307 different from the 207?
The Signo 307 uses Smart Pigment Ink for smoother writing and better performance on recycled paper compared to the 207’s Super Ink formula.