DORMER - 1/2-20 UNF 3 Flute 2B Semi-Bottoming Spiral Flute Tap
Item #: 16948424
Brand: DORMER
Model #: 7350448
Features and Benefits
Semi-bottoming chamfers are used for blind holes. They have 3 to 3-1/2 threads.
Powdered metal cobalt high speed steel provides the highest performance of the powdered metals. It is used at extremely high temperatures and cutting speeds on highly abrasive materials.
TiAlN Top (Titanium Aluminum Nitride) coatings offer high toughness and oxidation stability. It is used on of hard steels, nickel and titanium.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/2-20 |
| Chamfer | Semi-Bottoming |
| Class of Fit | 2B |
| Thread Limit | H5 |
| Number of Flutes | 3 |
| Material | PM Cobalt |
| Finish/Coating | TiAlN Top |
| Thread Direction | Right Hand |
| Flute Direction | Right Hand |
| Through Coolant | Through Coolant |
| Overall Length (Decimal Inch) | 3.9370 |
| Thread Standard | UNF |
| Thread Length (Decimal Inch) | 11.5000 |
| Series/List | E910 |
| Shank Diameter (Decimal Inch) | 0.3670 |
| Shank Length (Decimal Inch) | 0.4400 |
| Material Application | Alloy Steel |
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