Fabricant de boulons à écrou ss 304

1. Standards

1. ISO, DIN,  AS/NZS, GB, ANSI and BS

2. Material

2. SS,201 304 316...

3. Size

3. M3-M33

4. Certificate

4. ISO9001:2000 RoHS certification 

5. Features

5. Good anti-corrosion ability,kinds of coatings 

6. Grade

6. 4.8, 6.8, 8.8, 10.9, 12.9……

7. After-sale service

7. If any quality problem,  we pay for the loose at once

8. Surface treatment

8. Black oxide, black zinc, black chromium, and according your requirement

9.Packing

9. Bulk(25kgs/carton) or small package(according to the customers' requirement)

10.Usd fields

 10. construction industry, furniture fields and other public equipment