BLUE HIGH QUALITY FACTORY U BOLT

1. Klas: SUS201, SUS304, SUS316, A2-70, A2-80, A4-80,4.8 6.8 8.8 10.9 12.9

2. gwosè: M3-48

3. estanda: DIN 315

4. Sètifikasyon: ISO9001, SGS, CTI, ROHS