Qingdao preco imp. & exp. co., ltd. is appraised as a leading company in manufacturing annular cutter bits. We are an excellent innovative company in China. reduced shank drills series manufactured by PRECO include multiple types. And the products shown below belong to this type. Our professional team enables straight flute taps to be more popular in its unf tap. With reasonable structure, it ensures excellent industrial performance. The product consumes less energy throughout its service lives without sacrificing quality and is an excellent way to save on people's energy expenditures. Professed by CNC machines, it features high dimension accuracy.
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