Cangzhou Great Drill Bits Co., Ltd. was established in 1998, which specializes in PDC bits development, designed sales. It is one of the biggest PDC drill bit manufacturing companies in Asia and is as supplier for CNPC, Sinopec and CNOOC.

 Cangzhou Great is located in Jizhong Plain which is the heartland of North China oil fields, east of Victory oilfield, west of Changqing oilfield, south of Zhongyuan oilfield. The company, with modern plants and advanced production e, has the capability to produce more than 10000 of the drill bits from size 3” ~ 26”.

Advantage 1:Our raw material are well-know domestic and foreign enterprises,transported to company and then into the sophisticated testing of technical personnel,strict control (photo of all mobile phone real shot)

Advantage 2:We have a team of design engineers with years experience in design and field engineering experience.We have a unique and advanced design concept for the design of the drill.We have more than one highly mechatronics machining center,CNC machine tools,automatic temperature control microcomputer sintering furnace and other production e,and ultrasonic flaw detector mechanical testing machine,super-hard material impact testing machine,abrasion testing machine and other testing e,from raw material to finished product for a full continuous control.

Advantage 3:We have more than ten years experience in supplying professional solutions onshore and offshore,and try our best to create the level of added value for our customers.We have passed ISO9001:2008,ISO14001:2004 and OHSASI18001:2007 ,and have certificates issued by NGV and CCB comply with API Spec.7-1 and API Spec.7-2.We have a number of patent certifications on the drill bit. 

      We have many series of rock bits, grades are different, and prices are different. We believe, the proper tools with higher cost-performance is the most important. For example, our top  rock bits is not cost-effective for water well driling, as the water well drilling machine can not drive the super rock bit to perform their best. But for very deep well drilling, high grades rock bits is cost effective even its price is much higher.
So it is better tell us as more as possible the details of projects, then we provide the proper solutions and offer, usually 2 or 3 solutions will be provided for options.

What Great Drill Bits Can offer ?

1 .Are you trading company or manufacturer ?
 We are manufacturer.

2. Whether accept customized according to customers' re ?

Yes, We accept customized, no matter what size and type ,and MOQ is 1 piece .

3. About lead time and shipping time?

The lead time depend on of order. Usually it will takes 3-5days shipping to Tianjin Port or Beijing Airport,China .Even the small order or urgent order we can send you by air after received your agreement.

According the distance from china to your port, usually from China to European about 25-30 days. To West of American 20-25 days.

4. It is produced according to the standard?

Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the satisfy international request,we had strictly inspection in the production.  Exported to the Middle East, Europe, North America, South America, Australia and other countries and regions.

5. Can I expect a product?

 Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature    production technology ensuring the satisfy international request.

6 .How do you guaranteen your ?
 We select the advanced production technology and es,strictly control the whole production process,and we inspected  the finsihed drill bits,we also appreciate customer's feedback and make positive response.

Dear All Customers,

We here sincerely invite you to place a trial order online here from Alibaba.com

to see our excellent and service, cause we now using the Trade

assurance as above to offer you a guarantee.
 

i) If the of products we offered to you is not good enough, you can complain here online to Alibaba.com for a full amount back guarantee.
 

ii) If the lead time is over the contract, you can also apply for full amount back guarantee from alibabab.com
 

iii) If our service is not cater to you, you can leave bad comments online to let others known.
 

v) All your infomation is strictly secret online, never a third party will see your name, contacts, company name, etc. Only the country, your comments and the about amount from you will show as trade accord.

vi) If you need TPI service such as BV, there would be a discount charge for you if you use online service.

Wish above information will eliminate your hesitation cause of untrust to us.
If you still have some , please contact us.