Another version of the spiral point plug tap is the spiral twist drill.
2.
Plug taps are the most commonly used type of tap.
3.
This feature gives the taper tap a very gradual cutting action that is less aggressive than that of the plug tap.
4.
In the US, they are commonly known as bottoming taps, but in Australia and Britain they are also known as plug taps.
5.
;Bottoming tap or "'plug tap "': This feature enables a bottoming tap to cut threads to the bottom of a blind hole.
6.
In the US, they are commonly known as plug taps, whereas in Australia and Britain they are commonly known as second taps.
7.
The plug tap is used to cut threads into a blind hole _ a hole that doesn't go all the way through the piece.
8.
The most common type of power driven tap is the " spiral point " plug tap, whose cutting edges are angularly displaced relative to the tap centerline.
9.
;Intermediate tap, "'second tap "', or plug tap : The tap illustrated in the middle of the image has tapered cutting edges, which assist in aligning and starting the tap into an untapped hole.
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