Kennametal - 1/4-20 H4 Thread Limit Modified Bottoming Thread Forming Tap - Powdered Metal High Speed Steel, AlCrTiN Finish, 80.9mm OAL, 13mm Thread Length
Item #: 37921434
Brand: Kennametal
Model #: 5945354
Exact Tooling IR#: 04
Features and Benefits
Modified bottoming chamfers are similar to bottoming chamfers, but they are longer and have more teeth. They are used for threading to the bottom of blind holes and have 2 to 2-1/2 threads.
Aluminum Chromium Titanium Nitride (AlCrTiN) is a high heat and wear resistant multilayered PVD coating. It is designed for for enhanced tool life and superior thread finish.
Powdered Metal (PM) is tougher and more cost effective than solid carbide. It is commonly used on highly abrasive materials including high silicon aluminums.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/4-20 |
| Thread Limit | H4 |
| Chamfer | Modified Bottoming |
| Finish/Coating | AlCrTiN |
| Material | Powdered Metal High Speed Steel |
| Overall Length (Decimal Inch) | 3.1800 |
| Overall Length (mm) | 80.90 |
| Thread Length (Decimal Inch) | 0.5100 |
| Thread Length (mm) | 13.00 |
| Neck Length (Decimal Inch) | 0.7100 |
| Neck Length (mm) | 18 |
| Tapping Depth (Decimal Inch) | 1.2200 |
| Tapping Depth (mm) | 31 |
| Shank Diameter (Decimal Inch) | 0.2550 |
| Shank Diameter (mm) | 6.48 |
| Shank Length (Decimal Inch) | 1.69 |
| Shank Length (mm) | 43 |
| Square Length (Inch) | 0.3100 |
| Square Length (mm) | 8 |
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