... 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-6AL- ... M4-M64Surface TreatmentPolishing, Anodizing, Black oxideFeatureslight weight, acid and alkali resistance, anti-corrosion, excellent mechanical strength etc.ApplicationsEquipment ...