Cutting tools for automobile engines are used in automobile engine parts machining such as  crankshaft, cam shaft, connecting rod, cylinder block and cylinder cover etc.

GY70 and GY83 is special carbide grade designed for the machining of cast iron. This grade is very suitable for dry cutting, and excellent performance is shown in rough and finish machining of crankshaft, cylinder block and cylinder head, camshaft, connecting rod. Compared to traditional grade of K05~K15, it shows high machining efficiency and higher stability.