








🖊️ Write sharp, write smart — the pen that means business.
The uni-ball Onyx Rollerball Pen features a 0.5mm fine micro tip with a precision tungsten carbide ball for smooth, consistent ink flow. Its matte black contoured barrel offers ergonomic comfort, making it perfect for professionals handling carbon copies and multi-part forms. Sold in a convenient 12-pack, it’s designed to keep your workspace efficient and your writing flawless.








| Manufacturer | uni-ball |
| Brand | uni-ball |
| Model Number | 60040 |
| Product Dimensions | 1.27 x 14.3 x 0.97 cm; 54.43 g |
| Colour | Black |
| Closure | Click-Off Cap |
| Grip Type | Contoured |
| Pencil Lead Degree (Hardness) | HB |
| Material Type | Tungsten |
| Number of Items | 12 |
| Size | 1 count (Pack of 12) |
| Point Type | Fine |
| Line Size | 0.3mm |
| Ink Colour | Black |
| Manufacturer Part Number | 60040 |
| Item Weight | 54.4 g |
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