

Retractable Gel Pen uni-ball Signo 155 (UMN-155)
In professional working environments across offices, factories, and commercial enterprises, equipping teams with reliable signing and writing instruments plays an important role in daily operations. The uni-ball Signo 155 retractable gel pen (UMN-155) from Mitsubishi Pencil (Japan) is a thoughtfully designed writing tool engineered for smooth performance, clean lines, and long-lasting durability.
Key Features of the uni-ball Signo 155 Retractable Gel Pen
Smooth 0.5mm Fine Line Performance
Featuring a 0.5mm tip size, the uni-ball Signo 155 is suited for approving official documents, taking meeting notes, and maintaining daily operational logs. The advanced gel ink formulation ensures consistent ink flow without skipping, delivering a crisp writing experience on various paper surfaces.
Convenient Retractable Mechanism & Ergonomic Design
The simple push-button mechanism enables single-handed operation, eliminating the hassle of lost pen caps in busy work environments. Its streamlined body and comfortable grip area help reduce hand fatigue during extended writing sessions.
Trusted Quality from Mitsubishi Pencil
Manufactured to stringent Japanese quality standards, the uni-ball Signo UMN-155 series offers consistent reliability. This makes it a dependable stationery choice for corporate procurement teams looking to streamline supplies.
Detailed Specifications
| Product Name | Retractable Gel Pen uni-ball Signo 155 |
|---|---|
| Model Number (Item Code) | UMN-155 |
| Order Code - Blue Ink | 014078 |
| Order Code - Black Ink | 014079 |
| Order Code - Red Ink | 014080 |
| Tip Size | 0.5 mm |
| Unit | Piece |
| Packaging Unit | Box of 12 pieces |
| Origin | Japan |
Practical Applications for B2B Clients
- Corporate Offices: Well-suited for administrative, accounting, and HR personnel handling paperwork and daily documentation.
- Management & Executive Staff: Ideal for signing documents and reviewing approvals with crisp, professional lines.
- Factories & Logistics Operations: Reliable for quality control (QC) teams, warehouse management, and shift reporting tasks.
Frequently Asked Questions (FAQ)
1. Does the uni-ball Signo 155 gel ink smudge during fast writing?
The gel ink in the uni-ball Signo 155 dries quickly, helping minimize smudging on paper or hands during fast-paced note-taking.
2. What is the standard packaging size for business orders?
The product is packaged at 12 pieces per box, making it simple to manage office inventory and distribute across departments.
3. How can companies place bulk orders using specific item codes?
Clients can reference the specific Order Code corresponding to the desired ink color (014078 for Blue, 014079 for Black, 014080 for Red) when requesting a quote directly from Nhanh Nhanh.




















