Our diamond bits named Great , which ranging from 3"to 17-1/2",All the products have been awarded the ISO9001 certificate .

Furthermore, the experienced and knowledgeable service team will ensure all thesuperior performance of our products in both the domestic andinternational market 

With our service pursuit "Drillingrequirement initially ,Customer satisfaction finally ",we assure theproducts the best quality by adopting advanced design technology,manufacturing process and strict quality control .Our company willalways improve and innovate to satisfy different needs for all users inthe entire world 

GREAT is a leading supplier of premium drilling products and services to the worldwide Oil and Gas Industry.We specialize in R&D, manufacturing and marketing of various high quality diamond drill bits for various petroleum drilling activities. Products series classified covers PDC bits, TSP bits, Natural diamond bits, impregnated diamond bits. Product series classified by purpose covers diamond drill bits, coring bits, bi-center bits and reaming tools while drilling. Size of various bits and special tools covers from 3-1/2" to 26", includes standard size and nonstandard size.

GREAT has large production basis – it is modern equipment ,CNC machines, and newest multiaxial machining center units and effective quality control means and each stage of manufacturing allowing producing wide range of products meeting all customers requirements and requests. Equipment itself, metal-cutting tools, technological software- Using Hyper Mill Technology, GREAT provides various products with excellent quality and performance to our customers and has a good reputation in petroleum industry. Products using the continuous improvement process have accelerated the drilling speed, shortened drilling time and decreased drilling cost considerably. Many Worldwide records have been created or updated by our products performance.

Note:Above features are subject to changes and modification according to customers' requirements.

Our company passed API ,ISO 9001, ISO 14001, OHSAS 18001 certification.

GREAT attends to the exhibition all over the world :

CHINA : CIPPE(BeijingChina) 19th-21th March ;

CIOOE(ShanghaiChina) 26th-28th Augest ;

CKPPE(Xinjiang , The oil city ofChina) 5th-7th September;

Unites States : OTC(Houston,USA)  4th-7th May Every Year ( Reliant Arena No.6117 )

Russia : Moscow Oil and Gas Exhibition 23th-26th June

Indonesia :Jakarta Oil and Gas Exhibition 13th-15th November

India : New Delhi Oil and Gas Exhibition 12th-15th January

Iran:Teheran Oil and Gas Exhibition  5th-8th May

Abu Dhabi :The Abu Dhabi International Petroleum Exhibition and Conference 9th-12th November. 

Why choose us

Effeciency&Profession

Time is GOLD for yo and us,so wen have a professional production line and staff that offer you best price and good quality in a short time.Any emails of inquiries will be replied within 24 hours

Convinient&Safety

We are a member of Alibaba Trade Assurance which is a new servive provided by Alibaba

100% product quality protection

100% on-time shipment protection

100% payment protection for your covered amount

Contact US ,Located in China or Houston ,TX USA