The combination of diamonds and matrix determine the performance of an impregnated bit. The simultaneous erosion of the matrix and the diamonds make the bit self sharpening. The ideal combination of optimal peneration rate and wear resistance matched to achieve the ultimate in drilling economy.
offers great lifespan even under the most demanding drilling conditions
Works better in hard to very hard ground
Features an excellent penetration/lifespan ratio
Product Specification / Models
BQ NQ NQ3 HQ HQ3 PQ PQ3
Application / Models
This matrix is ideal for drilling sandstone, shale and limestone. It has the necessary flexibility to drill through varying ground without having to replace the diamond tool.
Beijing Sunrole Etern Science and Technology Co. Ltd.
For the products of diamond core drilling bits and reaming shells, we are not a manufacture, but we are a good supplier. Our competence is mainly based on the three aspects: identification of the manufactures, quality control for the products and logistic services.
We are in contact with almost all the Chinese manufactures, we have visited many of them, all our partners are proven to be competent and reliable.
We are equipped with professional instruments for the quality control of our products. We can insure you the specifications of our products.
Our stockage and logistic facilities can insure you a prompt delivery whenever and wherever you are drilling.