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Shank adapter adop high-quality alloy steel as the raw material, which has undergone overall carbonizing treatment. It is a shank that connects the drilling rig and the drilling tool. Special CNC machine tool processing equipment and processing technology are used to ensure the processing quality of tail details, internal water holes and side water holes. The shank is uniformly heat treated, and scientifically straightened with precision instruments to ensure the straightness and resistance of the shank. Xi'an Tydrillbits Co.,Ltd is one of the shank adapter and related drilling tools suppliers in China, We can supply shank with T38, T45 and T51 thread, size fit for Sandvick, Atlas copco etc famours brand in the world. If you are intersted in our shanks or thread button bits etc, please feel free to contact us by Lucy@tydrillbits.com.