CNC Internal Grinder JHI-150 NC Machine features: Fully electronic control system using advanced electrical components, and in line with the European security. Electronic control box within a dust-proof, waterproof. Electrical system with self-detection feature, with warning lights instructions. CNC Internal Grinder. This machine is equipped with the most advanced FANUC CNC controller, 8.4-inch color LCD, and use of macro-processing program can significantly reduce lead time to prepare and upgrade the efficiency of processing. CNC Internal Grinder. Department of bed to take a mandatory oil-can reduce friction. Taiwan bed stable role in the accuracy of thermal design and structural strength. CNC internal grinding machine base is manufactured from high quality cast iron, tempered and stress relieved for maximum stability of material. Great span between slideways provides firm support for wheel head assembly.