Our tungsten carbide rock drill tips are very popular in many countries which are considered as the top coal producing countries or desperately require advanced rock drill tools to complete their construction project.
For very heavy duty drilling through stone and rock, we do recommend our YG15 grade for Medium hard formation(stock ) and our YG09 grade for very hard formation. They not only enhance the strength of our tungsten carbide tipped drill bits teeth. Besides, we apply HIP sintered and heat treatment for insuring the good quality of each tungsten carbide inserts made up of virgin raw powder. We are also pleased to meet your requirement of quality certificate issuing according to your country’s standard to ease your worries about quality.
We welcome any custom design enquiry, and customized products are available upon requests and it is better to provide us your samples or drawings. A degree of customization is available at this specialized end of the market.