| Bullet tip for a 1.5-3.0mm line width |
| Durable aluminium barrel |
| For creating hidden markings and secret messages on almost any surface, including: wood, glass, metal and plastic |
| Ideal for museums and to deter theft, wherever invisible marking is needed |
| Ink colour: Clear |
| Pack of 10 |
| Quick-drying, water-proof and wear-resistant ink |
| Suitable for labelling, security marking and invisible writing |
| Transparent ink becomes visible under UV light |
| UV Security permanent marker pen for multiple uses |