ühe- või mitmekihilise õhukese (2-10 μm) kõvapindega (TiN, TiC, TiCN, Al2O3, teemant jms) kõvasulamist terik (vt kõvasulam), cemented carbide/hardmetal insert coated with one or more thin layers (thickness of 2 - 10 micrometers) of wear resistant material, such as titanium carbide (TiC), titanium nitride (TiN), and/or aluminium oxide (Al2O3) etc. (see: hardmetal/cemented carbide)