... DIN912,DIN9 best price gr2 M3 titanium allen screw for industrypure titanium and alloy titanium screw grade:Gr1,Gr2,Gr3,Gr4,Gr5 ... DIN, IFI,UNC,UNC,JIS Item NameTitanium FastenerMaterialPure Titanium and Alloy TitaniumGradeGr1,Gr2,Gr3,Gr4,Gr5(Ti- ... ,UNC,UNC,JIS, BS,BSW ,ISOSpecificationBolt: M4-M64*L6—300mmNut: M4-M64Washer: M4-M64Surface TreatmentPolishing, Anodizing, Black oxideFeatureslight weight, ...