dropless® 5000 is the ta-C DLC coating, deposited with dropless® technology patented by Argor-Aljba, at a temperature below 100 °C with a standard thickness of 0.5 µm. The dropless® 5000 coating has a very high sp3 percentage (typical of natural diamond) of about 85% and a hardness of about 48 GPa (5000 HV).