4 1 2 rc drill pipe online manufacture

Product Description: The Double Walled Drill Pipe is made up of two walls, which provide extra strength and durability. The outer wall is made of high-grade steel, while the inner wall is made of a lighter ... Read More

Black RC Reverse Circulation Double Wall Drill Pipes Product Description Trenchless double wall drill pipe is composed of inner drill pipe and outer drill pipe (called inner pipe and outer pipe). The inner ... Read More

High quality double-wall drill rod/ 102mm 4" Remet reverse circulation drill rod Product Description: The high-pressure air and the gas pipe are transported to somewhere in the well. The high-pressure air and ... Read More

RC drill pipe 89/40mm Pipe Diameter R780 steel grade for water well Product Description: The high-pressure air and the gas pipe are transported to somewhere in the well. The high-pressure air and liquid are ... Read More

Manufacture of RC drill pipe/114mm reverse circulation drill pipe/double wall drill pipe Product Description: This series of reverse circulation pipes can increase the permeability of the lost stratum, reduce ... Read More

Factory direct sales double wall RC drill pipe for reverse circulation drilling Product Description: Drill pipe basically consists of a steel tube with a pin at one end and a box at the other. The job of the ... Read More

Double Wall Drilling Pipe RC Rods For Reverse Cireulation Drilling Product Description High strength double tube drilling pipe for air reverse circulation drilling in open pit mining. Length can be made as per ... Read More

Double Wall Drilling Pipe Reverse Circulation RC Drill Rod For Geological Research Product Description 1. Steel grade: E75R780G105 S135 2. Specification: 42-140mm 3. Thread: For Vermeer, Ditch witch, Drillto We ... Read More

Double Wall Drill Pipes RC Drill Pipe For DTH Hammer Product Description 1. Steel grade: E75R780G105 S135 2. Specification: 42-140mm 3. Thread: For Vermeer, Ditch witch, Drillto We can manufacture all kinds of ... Read More

Rotary Drill Double Wall Or Single Wall Casing Pipe With Casting Joint Product Description In order to realize the reverse circulation drilling process of the through-hole DTH hammer, the supporting drilling ... Read More