1. High quality materials, durable and sturdy
2. Simple to use, easy to clean
3. Uniform output, smooth painting
4. Compact and portable, comfortable to hold
5. Four hole diameters of 0.3mm/0.4mm/0.5mm/0.7mm, meeting various needs
6. Wide range of applications, can be used for artistic painting as well as for small-scale touch-up painting on cars