10ft T38 Circular Threaded Extension for Top Drill Rod

Product feature of Rock Drilling Tools

Drill Rod

Wide range of products, matching different working conditions

Our thread has the characteristics of tight connection, good energy transmission effect, strong wear resistance and easy disassembly. At present, there are two commonly used thread forms: rope thread or trapezoidal thread.

1. Our threaded drill pipe is made of high-strength alloy steel imported from Sweden and Shanghai Baosteel.

2. All traces and threads are shaped by high precision CNC machine tools.

3.MF rod adopts mature friction welding technology to improve the service life of thread.

4. Overall carburizing increases the carbon content of the outer part of the drill pipe and hardens the outer steel body.

5, solid thread and the inner wall of the drill bit perfect fit, high precision, high efficiency to complete the complex rock and terrain rough drilling in various roadway driving, underground mining and open drilling tasks.

Extension drill rod is used in drifting, tunneling, long-hole drilling, bench and production drilling.

Our drilling tools are designed to deliver high production footage at the lowest possible cost.

Products are precision machined from high quality steel, then heat treated to insure strength and durability.

Product data of Rock Drilling Tools

Specifications