https://www.mccoys.com/shop/p/4484838-052303-31/irwin-1791173-fractional-tap-65-20-nc-in-thread-tapered-thread-hcs
1791173 Fractional Tap, 6.5- 20 NC in Thread, Tapered Thread, HCS
Sku: 4484838-052303-31
$3.91
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Estimated Arrival On: 04/24/2026
Fractional Tap - Straight Flute Taps Options:Irwin 1791173 6.5- 20 NC in Thread
High-carbon steel self aligning taps, ideal for routine maintenance, repair work and for rethreading where high accuracy and tolerance thread is needed. Used for hand threading work in a variety of materials, produces class 2B thread. Tap size and recommended drill bit size is laser etched on each tool for easy identification.
- 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
- Preferred use with deep or through-hole applications
- 8 to 10 threads chamfered
- Ideal for tough starting applications
Thread Type
Tapered
Thread Size
6.5 - 20 NC
Material
HCS
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