tungsten carbide tipped drill bits        

Air rock drill bits   Information 

• Professional manufacturer for more than 10 years experience
• ISO 9001-2008 Quality Control System
• 100% virgin tungsten carbide powder

Air rock drill bits   Advantage

• 12 years professional experience
• Be more durable
• OEM &ODM Service
• All payment terms supported
• Fast delivery time & Convenient Transportation

tungsten carbide tipped drill bits Information

tungsten carbide tipped drill bits Photo

 About TDC Certificate

 Production Process

 Packing Information

 About TDC

Zhuzhou TongDa Cemented Carbide Co.,Ltd specialize in the production of bespoke 

Tungsten Carbide Hard Metal Wear Resistant Products for use across a wide range of industrial 

applications in both the as-sintered and finished ground condition.

Established in 2001 Zhuzhou TongDa Cemented Carbide Co.,Ltd  are offering customers recommendations and solutions for individual wear resistant components and special tooling requirements.

If you are interested in our products, welcome to vist our website:

 Why Choose TDC

>> Demand--Custom demand are welcomed

>> Design--Design and Development Team to meet your individual demands

>> Molds--Various molds exsisted

>> Production--Assembly line production, high standard and strict requirements

>> Certificate--ISO9001:2008

>> Products--More than 2000 products are available

>> Package--Tailor-made package to cater for your personalize taste

>> Payment--Various options to make payment more convenient

>> Logistics--Various cooerated express to reduce on your freight cost

>> Customer Service--E-mail your suggestions or complaints, and we will handle them ASAP.

 Payment

>> We accept below payment:

 If you have any question for the payment, please let us know.

The price is not including any custom duty or other tax.

 Shipping

>> We use the main delivery companies are as below: 

We normally will dispatch your order within 2-10 working days depends on stock level, as soon as the order is shipped, we will list the tracking number on your order detail page, if there is any problem regarding to the shipping, please feel free to contact us. 

Below shows the estimate delivery time for different courier:
- DHL: 10-14 working days 

- FedEx: 7 to 10 working days 
- UPS: 7 to 10 working days 
- EMS: 10-14 working days 

Delay is possible and depends on your local custom & postal services. Sometimes custom will hold the order for random check, you also contact your local postal services to see if there is any international incoming mail.   

 Contact us

• If you have any questions or need any assistance from us, please feel free to contact us on trade manager.
• We will try our best to reply to your queries within 24 hours;
• Our website is :