... zinc 3Certificate:ISO9001:2008,SGS Various kinds of spike rivet blue white zinc Details of the product:1Materials: carbon steel2Standard: DIN, ... technique & good quality.5Packaging: Iron drum , gunny-bag, wooden box, wood pallet , carton, and so on.6We can ... on.Pictures:1. Certificate:2. Various honorary certificates:3. Product: 4. Factory view figures: Welcome your visit! Various kinds of spike rivet