Emuge - 1/2-20 UNF 5 Flute 2B Modified Bottoming Fast Spiral Flute Tap
Item #: 18458950
Brand: Emuge
Model #: CU99C400.5047
Features and Benefits
Modified bottoming chamfers are similar to bottoming chamfers, but they are longer and have more teeth. They are used for threading blind holes and have 2 to 2-1/2 threads.
Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
GLT-1 is a multi-layered coating that offers a hard surface coating and an anti-friction layer for fast and efficient chip removal. It is heat resistant, wear resistant and prevents sliding.GLT-1 is a proprietary coating exclusive to Emuge.
Fast Spiral Flutes with 40-53 degree angles are suitable for ductile materials like aluminum and copper; medium to high carbon steels and free machining stainless steels.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/2-20 |
| Chamfer | Modified Bottoming |
| Class of Fit | 2B |
| Thread Limit | H5 |
| Number of Flutes | 5 |
| Material | Cobalt |
| Finish/Coating | GLT-1 |
| Thread Direction | Right Hand |
| Flute Direction | Right Hand |
| Through Coolant | Through Coolant |
| Overall Length (Decimal Inch) | 3.9370 |
| Thread Standard | UNF |
| Oversize | No |
| Flute Type | Fast Spiral |
| Series/List | CU99C400 |
| Shank Diameter (Decimal Inch) | 0.3670 |
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