OSG - M4x0.70, 3 Flute, 15° Helix, Modified Bottoming Chamfer, V Finish, Powdered Metal Spiral Flute STI Tap - Right Hand Flute, 2-3/8" OAL, 0.22" Shank Diam, 15/16" Thread Length, 6H Class of Fit, Series 345STI
Item #: 57688806
Brand: OSG
Model #: 34500408
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 blind holes and have 2 to 2-1/2 threads.
V is a multi-layered TiCN coating that is harder and has greater wear resistance than TiN. It is used for applications in cast iron, steel, stainless steel, nickel alloys and aluminum. V is a proprietary coating exclusive to OSG Tap and Die, Inc.
| Product Specifications | |
|---|---|
| Thread Size (mm) | M4x0.70 |
| Class of Fit | 6H |
| Thread Limit | D3 |
| Number of Flutes | 3 |
| Chamfer | Modified Bottoming |
| Finish/Coating | V |
| Overall Length (Inch) | 2-3/8 |
| Helix Angle | 15 |
| Material | Powdered Metal |
| Flute Direction | Right Hand |
| Thread Length (Inch) | 15/16 |
| Series/List | 345STI |
| Shank Diameter (Decimal Inch) | 0.2200 |