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The purpose of tap

       Used for processing ordinary internal threads on nuts or other components (i.e. tapping) Machine tap usually refers to high-speed steel grinding tap, suitable for tapping on machine tools; Hand tap refers to a carbon tool steel or alloy tool steel rolling (or cutting) tap, suitable for manual tapping.
      Tap is a tool for processing various medium and small-sized internal threads. It has a simple structure and is easy to use. It can be operated manually or on machine tools, and is widely used in production.
      For small-sized internal threads, taps are almost the only machining tool. The types of taps include: hand taps, machine taps, nut taps, extrusion taps, etc.

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