Detailed Product Description Blue anodized titanium bolt: DIN, ASTM, GB, BSW, UNC, JIS Technique: forging, rolled, CNC Machining Dimeion: M3-M22 Blue anodized titanium bolt: Titanium is now becoming used in a wide range of commercial products including golf clubs, bicycle manufacture and model ca. Titanium is also used in the pharmaceutical and nuclear industries due to its excellent corrosion resistance. 1, Standard: DIN912, DIN931, DIN933, DIN985, DIN125, DIN127, DIN9021, DIN69262.Material: r1, Gr2, Gr5 2.Screw Varieties : the fit cylindrical titanium screw ,titanium head screw , hexagon titanium screw , pan head screw titanium ,titanium & semi—head screws, square head screw titanium , titanium screw slot word , titanium cross slot screw, titanium screw—shaped plum .( we can accept customer design as your demands ) 3. Application: Chemical industry, aerospace, spaceflight, surgical implants, as the parts of manufacturing the ca / bike. 4. Advantage: slow deity, high strength, good heat resistant, good performance at the low temperature, nonmagnetic, low thermal conductivity, low elasticity modulus.