... DIN912,DIN9 best price gr2 M3 titanium allen screw for industrypure titanium and alloy titanium screw grade:Gr1,Gr2,Gr3,Gr4, ... IFI,UNC,UNC,JIS Item NameTitanium FastenerMaterialPure Titanium and Alloy TitaniumGradeGr1,Gr2,Gr3,Gr4,Gr5(Ti ... alkali resistance, anti-corrosion, excellent mechanical strength etc.ApplicationsEquipment accessories: airplane, ship, bicycle, motorcycle, auto, medical, chemical ...