... 4)Processed by advanced machine tungsten carbide precision tools 1/ GENERAL INTRODUCTION: Zhuzhou UKO cemented carbide ... tools and etc, we own advanced level equipments, such as deoxidization furnace controlled by computer, high temperature Molybdenum carbide furnace, automatic ... compression ratios, pipe drawing, punching tools, core cabinet of powder metallurgy automatic molders etc.YG20 13.4- ...