![DORMER - 1/2-20 UNF 4 Flute 2B/3B Semi-Bottoming Spiral Flute Tap - Exact Industrial Supply](http://exactindustrialsupply.com/cdn/shop/products/1694875-21_9a627f6f-2c34-464d-a522-ac08b94cd9c4_1024x1024.jpg?v=1630191818)
DORMER - 1/2-20 UNF 4 Flute 2B/3B Semi-Bottoming Spiral Flute Tap
Item #: 16948770
Brand: DORMER
Model #: 7350364
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.
Product Specifications | |
---|---|
Thread Size (Inch) | 1/2-20 |
Chamfer | Semi-Bottoming |
Class of Fit | 2B/3B |
Thread Limit | H5 |
Number of Flutes | 4 |
Material | PM Cobalt |
Finish/Coating | SUPER-B |
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 | E912 |
Shank Diameter (Decimal Inch) | 0.3670 |
Shank Length (Decimal Inch) | 0.4400 |
Material Application | Stainless Steel |
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