1/2" - 13 Taper (Starting) Tap, High Speed Steel - National Coarse Thread
Model #: TAT-1/2-13
- Thread Diameter: 1/2"
- Threads per Inch: 13
- High Speed Steel. Ground Thread.
- Taper Style (the style of hand tap with the most lead, for starting threads).
- Recommended Drill Size: 27/64"
Taper taps have a long lead (5-6 threads) for starting a thread.