series G450 up to HRC 48 Our UNICO Coating provides superior wear resistance and reduces the coeffi cient of friction. Suitable for HRC 20 to HRC 48 Steel, Alloy Steel, Cast Iron, Aluminum Alloy (Si >15%). Provides low run out tolerance. Excellent cutting ability of cutting edges. High precision cutting. Positive Geometry design is suitable for better shearing. Long fl utes is available in various length of cut and overall length end mills. Long Shank is available in various length of cut and overall length end mills. A81