Titanium standard parts Material:Gr1,Gr2,Gr5 with various types and specifications ... DIN966,ISO7380,DIN555,DIN934,DIN985,DIN9623,DIN125,DIN127,DIN69235)Available material: Gr1, Gr2, Gr5type Hex Head Titanium ScrewApplications: bicycle ... , golf and medical equipments,optical coating material.medicial,aviation, military,petrochmeical engineering,metallury,salt-marking, ...