Kennametal - 1/4-28 UNF 3BX 4 Flute TiCN/TiN Finish Powdered Metal Straight Flute Machine Tap - Modified Bottoming, Right Hand Thread, 63.25mm OAL, 10.92mm Thread Length, Oversize
Item #: 76271501
Brand: Kennametal
Model #: 4035510
Exact Tooling IR#: 04
Features and Benefits
Modified bottoming is similar to bottoming, but the chamfer is longer and has more teeth. They are used for threading blind holes and have 2 to 2-1/2 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.
TiCN/TiN is a multi-layered coating designed to increase tool life. It is commonly used at high cutting speeds for smoothing and finishing of the workpiece.
| Product Specifications | |
|---|---|
| Tap Type | Machine Tap |
| Thread Size (Inch) | 1/4-28 |
| Class of Fit | 3BX |
| Number of Flutes | 4 |
| Chamfer | Modified Bottoming |
| Material | Powdered Metal |
| Finish/Coating | TiCN/TiN |
| Thread Direction | Right Hand |
| Through Coolant | NonThrough Coolant |
| Thread Standard | UNF |
| Overall Length (Decimal Inch) | 2.49000 |
| Overall Length (mm) | 63.25 |
| Oversize | No |
| Series/List | T640 |
| Thread Length (Decimal Inch) | 0.4300 |
| Thread Length (mm) | 10.92 |
| Neck Length (Inch) | 9/16 |
| Tapping Depth (mm) | 25 |
| Shank Diameter (Decimal Inch) | 0.2548 |
| Shank Diameter (mm) | 6.47 |
| Square Size (Decimal Inch) | 0.1895 |
| Square Size (mm) | 4.81 |
| Material Application | Cast Aluminum; Cast Iron |
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