1. Brand: BRT / Bairui Te.
2. Material: brass.
3. Name: Injection of copper flower mother.
4. Surface treatment: untreated.
5. Standard: metric GB national standard.
6. Packing description: plastic bag/carton.
7. Size: M3 * 5 * 6 (inner diameter: 3mm * outer diameter: 5mm * length: 6mm).
Package included:
According to your choice.