Walter-Prototyp - 1/4-20 ~DIN 2184-1 3 Flute 3B Semi-Bottoming Spiral Flute Tap - High Speed Steel, Uncoated, 81.41mm OAL, Right Hand Flute, Right Hand Thread, 5.020, Series 224164
Item #: 47320981
Brand: Walter-Prototyp
Model #: 5078204
Exact Tooling IR#: 04
Features and Benefits
Semi-bottoming chamfers are used for blind holes. They have 3 to 3-1/2 threads.
High Speed Steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
Uncoated tools do not feature supportive treatments on the cutting edge. They are are used at reduced speeds for general applications on nonferrous metals.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/4-20 |
| Chamfer | Semi-Bottoming |
| Class of Fit | 3B |
| Thread Limit | 5.020 |
| Number of Flutes | 3 |
| Material | High Speed Steel |
| Finish/Coating | Uncoated |
| Thread Direction | Right Hand |
| Flute Direction | Right Hand |
| Through Coolant | NonThrough Coolant |
| Overall Length (Decimal Inch) | 3.2050 |
| Overall Length (mm) | 81.41 |
| Helix Angle | 15 |
| Thread Standard | ~DIN 2184-1 |
| Material Grade | Uncoated |
| Thread Length (Decimal Inch) | 0.5910 |
| Thread Length (mm) | 15.00 |
| Series/List | 224164 |
| Shank Diameter (Decimal Inch) | 0.2760 |
| Shank Diameter (mm) | 7.00 |
| Square Length (Inch) | 0.3150 |
| Material Application | P, S |
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