Product Details

high quality concrete drill bit with best factory price

Our company is a professional tungsten carbide concrete drill bit manufacturer located in Zhuzhou City, the world-renowned research and production base of tungsten carbide. Our company adopted the latest research achievements and advanced experience in carbide materials both at home and abroad.

Concrete drill bit :

-- good quality, fair price;
-- in gradeYG11C, YG8C , YG6 and YG8;

-- high toughness and wear resistance;

-- sample available;
-- prompt delivery.

Application of concrete drill bit :

these concrete drill bit can be use for the drilling of oil well, water well and so on.

Physical & mechanical properties of main grades

Grade	ISO grade	Density	Hardness	TRS
Grade	ISO grade	(g/cm3)	(HRA)	(Mpa)
YG8C	K30	14.7-14.8	>88.5	>2200
YG11C	K40	14.4-14.5	>87.2	>2300

YG8C: used for the drilling of medium hard and soft rock formation.

YG11C: used for the drilling of hard and super hard rock formation.

So far, our carbide buttons are exported to Germany, USA, India and Mid-Eeast countries, and enjoying high reputation with good qualilty.

Drawings of usual tungsten carbide drill bits we manufacturer:

Types of tungsten carbide drill bits we usually make for our customers:

Company Information

Company View

Zhuzhou Tongyi Industrial Co.,Ltd is located in the beautiful and convenient Jinshan industrial zone of Zhuzhou,a key transportation center and medium-sized city heavy industry in Hunan province.

Production Equipment

Testing Equipment

our company is well equipped with the high-level domestic machines for production and inspection.The company has invited famous cemented carbide experts in China as professional consultants and introduced multitudes of specialized talents.Currently,we can already customize the non-standard orders of special material and specification.Besides,the company has passed the ISO9001:2008 international quality system authentication.

Production Operation

To better handle the rapid increase of demand in the domestic cemented carbide market,we will make a further step to develop our products and expand our market,strive to build the company into a competitive private enterprise in the domestic cemented carbide industry and meet the increasing demand to the maximum level.

Enterprise Culture

Enterprise Culture
   The company's quality policy:Quality comes first,Customers are supreme,Technology depends on innovation,Strive for the best.
   The company's quality goal:Creat"tongyi"brand and seek for long-term development.
   Our company advocates and makes great efforts to obey the following moral standards:
   1.Our activities are based on mutual trust.
   2.What we say and write is real and accurate.
   3.Always choose the best way to finish all the takes at a high productivity and quality.
   4.Our honest work is dedicated to the contribution to enterprise and society,as well as to the improvement of our lives'quality.

Company Certification

CertificateISO9001:2008

Corporate Clients

Our Services

We provide high efficiency service during customs clearance and after shipping

If you have other requirements on document please inform us before making order

FAQ

If you have any others question ,pls contact us and we will give you prompt response

If you are interested in concrete drill bit, pls kindly contact us! Thank u!