7 1/2" milled teeth rock bits for well drilling

Surface of cone back and cutters are hard enhanced by high wear resistance tungsten carbide,largely increase the work life of bit.

Optimal cutter rows,cutter quantity,cutter length and cutter structure design largely improve the drilling capability and speed.

Widely used in oil exploration,mining prospecting,subterranean heat ,hydrology etc.

 By sea   By plane  By DHL ,etc.

Usually packing is wooden box, you can  put your need ,we will meet your need first.

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 established in 2012.It 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.

Contact information:

Name:Ocean yang

TEL.:+86-317-8114222

Skype:oceansea5678

QQ: 2197735445