Jin Zhou Tong Shun Drilling Tool Factory, founded in 1983.Ever has 32 years experience in drilling tools . Is mining drill pipe, core barrel ,casing pipe, tool joint the professional manufacturing and sales enterprises. located in Jinzhou City Hebei Province , on the verge of Beijing and Tianjin, there are good conditions of export. The factory covers an area of10000 square meters, with more than 80 technical personnel. 

With quality cast brand, promote the development of integrity!

Main production : water well drill pipe, mining drill pipe, square drill pipe, core barrel, casing pipe, tool joint,oil drill pipe ,gas drill pipe, geological drill pipe, exploration drill pipe etc.

Drilling machine parts 73mm drill pipe

Product Description:

 1. OD: 73mm ( 2.9'' inch) thread drill pipe

 2. Connection: 85mm

 3. Grade: E75/R780

 4. Length: 9meters or as your requirement

 5. Suitable for water well, geothermal well, gas well

 6.Safe drilling depth: Within 800 meters

 7. Tool joint:35GrMo

 8.Type:Friction welding drilling

Process Flow :