Pure Titanium fasteners Standard: DIN 912/933/7991, ISO 7380 Colour: Gold ... natual etc.Surface TreatmentPolishing, Anodizing, Black oxideFeaturesLight weight, acid and alkali resistance, anti-corrosion, excellent mechanical strength etc.ApplicationsRacing ... , biomedical, chemical processing, marine, military, oil, tooling, racing and others.3. Customer service : Our quality of service, reliable credit ...