We are a leading manufacturer for various of high air pressure rock drilling tools, incl. DTH hammers and bits, RC hammers and bits, top hammer button bits, ODEX etc. Our factory locates in LiuYang city, HuNan province, China, where occupies an area of 26,600 square meters, and production facility occupies 22,000 square meters.

Premium quality, professional serivce and competitive price, help us get very good reputation from our worldwide customers, not only from the domestic, also from Brazil, Peru, South Africa, Australia, Turkey, Russia, Ukraine, Korea etc..

Product Description:

Why choose us:

1. High quality raw material, with premium hardened procedures for long life.
2. Full production chain to secure stable and prompt production leadtime.
3. Experienced Senior Technicians.
4. Long year experienced workers and engineers.
5. Quick and efficient service.
6. Care customers' concerned.
7. Customized acceptable.

FAQ

The information you may like to know before order:

1. Methods of Payment:

T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order

Based on order quantity, normally it takes 25 days for production.

Only 2 or 3 days if we have stock on your request size.

3. Shipping way

Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air

Bulk order: we suggest by air or by sea.

4. Quality Control

We have our own experienced QC.

There will be strict inspection and testing for every order before shipping out.

5. Can you customize the product?

We can customize products according to your required diameter, face shape, button size and color. We can produce by your samples or technical drawings. 5 types of face shapes Selection:

1. The Concave Face

2. The Flat Face

3. Double the Gauge Face

4. The Convex Face

5. The Drop Center

and 5 types of Carbide Button Shape Selection:

1.Ballistic Button

2.Sharp Button

3.Parabolic Button

4.Flat Button

5.Domrd/Round button

6. After Services:

a. Our sales team will response for your question within 24 hours (Holidays Excluded)

b. Technical Support will be available in any time

c. Free replacement will provide once the failure confirmed caused by our product quality

Changsha Chaojingang Machinery Manufacturing Co., Ltd. is one of the  best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the first-class level in China. Our drill tools adapt the top-quality raw materials, equipped with a complete production chain, and with excellent performance during service life. The design of our hammer and bit is simple and reasonable, with the characteristics of high flat degrees, smooth holes, high rigidity, fast punch speed, low failure rate, stable drilling, high penetration rate. The drilling depth exceeded customer expectations and was well received by customers.We are able to manufacture and supply wide range of quality products as follows:
1. DTH hammer and bit, similar or equal DHD, QL, Mission, SD, COP and Numa series ;
2. RC hammer and bit, similar or equal RE531, RE542, RE543, RE545, RE547, PR40, PR52/PR52R, PR54/PR54R, RE004, AD670, MX5456 and so on;
3. ODEX system;
4. Coupling sleeves, R25, R32, R38, T38, T45, T51;
5. Button bits, connection tapered or threaded, diameter from 33mm to 165mm;
6. Drill pipes: 64mm, 70mm, 76mm, 89mm, 102mm, 127mm, 140mm, 152mm and so on.
Our factory locates in LiuYang city, HuNan province, China, where occupies an area of 26,600 square meters, and production facility occupies 22,000 square meters.
Premium quality, professional serivce and competitive price, we get very good reputation from our worldwide customers, not only from the domestic, but also from Brazil, Peru, South Africa, Australia, Turkey, Russia, Ukraine, Korea etc..