Do you know how to use a hand tap properly?

Commonly used taps are hand, machine and pipe thread taps, hand taps are generally made up of a set of two, sub head tapping and two tapping, head tapping taps beveled angle is small, easy to cut when tapping threads, calibrated part of the diameter of the two tapping taps is slightly smaller than the head tapping taps cut most of the residual, and then two tapping taps processed to the standard thread size and the role of the repair light. When tapping smaller diameter threads, in order to improve efficiency, a tap can be used to process the shape of the thread, known as a tap.
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