HNK Gear Grinding Machine – HGG Series machine are profile Grinding Type / Thread wheel Grinding Type of Gear Grinding machine. It produces various types of Gears with higher speed and more precisely, and minimize the dressing time with the double dressing system. Diverse teeth are prepared by tooth-fix-program and various operative convenient devices such as Automatic Balancing, AE sensor etc. HNK- HGG Machines are equipped with tooth calibration devices to ensure more reliable machining results