ISO2001-2008 certificated; no. 45 steel as its bit body; premium diamond teeth; solid quality and good price; cost-effectiv

Product Advantages:

1. full Q series drilling sizes (A,B,N,P,H).

2. various waterways design.

3. long bit life and good performance.

4. cost effictive;

Our Advantages:

1. More than 10 years experience in diamond drill bit manufacture field;

2. All products certificated by ISO9001:9002;

3. Be reputed to be one of the best diamond bit suppliers in China;

4. We are lies inland of China, where the labor cost is less than China coastal areas;

5. We bought our own land and built our own factory;We can provide you competitive price as well as solid quality products

Impregnated diamond core bits