Irwin 8127 Hanson 5/16"x18 National Coarse Tapping
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Key Features
- Straight flutes are ground to provide rapid chip removal for efficient threading
- Ideal for routine maintenance, repair work and for rethreading
- Taps produce a class 2B thread
- Designed for hand threading work in a variety of materials
- 3 to 5 threads chamfered
Plug taps high carbon steel fractional size size=5/16-18 nc Four straight flutes are ground to provide rapid chip removal for efficient threading also for hand threading work in a variety of materials. Taps produce a class 2B thread. Used in applications such as routine maintenance, repair work and for rethreading where high accuracy and tolerance thread is not critical.