Assertion: circular saw's blade | /r/HasProperty | coated with titanium aluminum nitride
Facets:
Source sentences:
text: These blades may also be coated with special wear resistant coatings such as titanium nitride (TiN) or titanium aluminum nitride (TiAlN), but are more commonly used commercially with a black oxide coating aiding in better coolant distribution over the surface area of the cutting blade.