7/16" - 20 High Speed Steel Taper (Starting) Tap- National Fine Thread
Model #: TAT-7/16-20
- Thread Diameter: 7/16"
- Threads per Inch: 20
- High Speed Steel. Ground Thread.
- Taper Style (the style of hand tap with the most lead, for starting threads).
Taper taps have a long lead (5-6 threads) for starting a thread.