THE USE OF ZIRCONIA CERAMICS IS INCREASING IN THE AUTOMOBILE INDUSTRY, THE ELECTRONICS INDUSTRY, THE AEROSPACE INDUSTRY, ETC., BUT THIS MATERIAL IS DIFFICULT TO MACHINE. THUS, DEVELOPMENT FOR MACHINABILITY BECOMES PROMINANT AND, ESPECIALLY IN THE AREA OF HONING, IS AN URGENT PROBLEM IN DEVELOPMENT OF A CAR ENGINE. STRESS DISTRIBUTION OF A CONTACT ZONE BY THE SETTING ANGLE OF HONING STICK IS ANALYZED.
