Carbide Cross Bit for Mining

ZZ HARDMETAL -DRILL BRANCH is a member of Chinese Drill Steel & Drill Tools Association.We are doing continuous technical communication with the laboratories focusing on mining, drilling and tunneling of Chinese famous universities, such as the Drilling Research Laboratory of China University of Geosciences and the Institute of Forming Technology & equipment of Shanghai Jiao Tong University. In the meantime, we closely cooperate with the professional research institutions, Changsha Institute of Mining Research and China Coal Technology & engineering group Shanghai Research Institute. 
We integrated the top manufactures of Chinese Drill Steel & Drill Tools Association and keep good business relationship with international famous enterprises.
After analyzing the domestic and international advanced drilling theory, we develop new manufacturing technique, aiming to purchase suitable raw material, produce good tungsten carbide in right grade, develop impeccable manufacturing process, and adopt appropriate heat treatment to produce advanced, stable, reliable and outstanding products.
We own the specialized export company - Zhuzhou ZZ Import and Export Co., Ltd. Our products are exported to USA, Europe, etc. and got trust from our customers. Along with our company growth, we hope to build business with more company abroad.