Tungsten carbide burr is used widely in the shipping construction, auto engine porting and foundry fabrication. With its high rotating speed and hardness, it can machine a lot of different materials like cast iron, carbon steel, alloy steel and non ferrous material. High life service of product is warranted for virgin and excellent raw material which is one of most critical factors to the tools' life. 

HUAXIN INSTRUMENT CO., LTD. is Situated in Science and Technology Industrial Park, ZhongguanCun, Haidian District, China, our company Is a highly reputed organization dedicated to manufacturing pressure calibrator equipment of the highest quality, Our　Products have been used extensively in the industries of power, chemical, petrol, metallurgy, metering, etc. 　　 　　 We have already achieved a good reputation i