API quality 6 1/2" IADC 447 TCI tricone drill bits

Perfect after-sales service

Supply use and maintenance support

Welcome to visit our company and inquire any other question, We will answer your questions in detail

guarantee period:3-4 years

• Hejian Hengji Bit Manufacture Co.,Ltd is  located in hejian,hebei province.It is emerging enterprises in Chinese bit industry.It is mainly engaged in the development,production and sales of all kinds of bits.
• It has developed and mass-produced products 3 to 26 inches series steel tooth bits and tricone bits,various types of PDC bits,core bits and production and processing assembly 0.6m to 3 m large diameter drill bits.We built flexble product line of bit centered by the CNC machine,perfect quality assurance system.We  have gotten the quality certificate of ISO9001.
• 

 1. How to order the products?
Answer:
Send the inquiry with detail item description or with Model number.
If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.  http://hengjibit.en.china.cn/

2. About delivery time?
Answer :
The delivery time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement.

3.Can I expect a quality products?
Answer :
Yes. All our activities are accredited to ISO 9001:2008 , both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.

Contact information:

Name:Ocean yang

TEL.:+86-317-8114222

QQ: 2197735445