Drilling Tools T38 3660Mm MM MF Thread/Extension Rods For Sale

T38 3660Mm MM MF thread/extension rod is a high-strength thread/extension rod made of high-strength steel with a diameter of 3660mm. It is mainly used in the drilling of oil and gas wells, coal mines, and other industries.

The thread/extension rod is mainly composed of three parts: the thread, the end pin and the shank. The thread is usually made of high-carbon stainless steel or aluminum alloy, with a thread size of 24-32mm. The end pin is usually made of high-strength alloy steel, with a diameter of 25mm or larger. The shank is usually made of high-carbon stainless steel or aluminum alloy, with a diameter of 60mm or larger.

In the drilling of oil and gas wells, the thread/extension rod is usually used to extend the bit and to control the direction of the bit, and it also plays a key role in the stability of the drilling. In coal mines, the thread/extension rod is mainly used to extend the bit and to control the direction of the bit, and it also plays a key role in the stability of the drilling. In other industries, the thread/extension rod is mainly used in the drilling of pipelines, bridges, and other structures.

In general, the thread/extension rod should be selected according to the application and working conditions, and should be installed and used in accordance with relevant standards and regulations.

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