... ,industry ,chemical Bolt:M2-M22 Nut: M2-M22 Washer: M2-M22 titanium fasteners (1)Gr1,Gr2,Gr3 ... Nut: M2-M22 Washer: M2-M22 Standard:DINDetailed Product DescriptionItem NameTitanium FastenerMaterialPure Titanium and Alloy TitaniumCodeGr1,Gr2, ... then painted, electrophoresis, Zinc platedFeaturesToughness, light weight, acid and alkali resistance, anti-corrosion etc.Applicationsmedical equipment, airplane, ...