OSG - 7/8-9 UNC, 4 Flute, 4° Helix, Semi-Bottoming Chamfer, V Finish, Powdered Metal Spiral Flute STI Tap - Right Hand Flute, 5-1/8" OAL, 0.8" Shank Diam, 2-1/2" Thread Length, 3B Class of Fit, Series 315
Item #: 49146913
Brand: OSG
Model #: 31503608
Exact Tooling IR#: 04
Features and Benefits
Semi-bottoming chamfers are used for blind holes. They have 3 to 3-1/2 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 (Inch) | 7/8-9 |
| Class of Fit | 3B |
| Thread Limit | H3 |
| Number of Flutes | 4 |
| Chamfer | Semi-Bottoming |
| Finish/Coating | V |
| Overall Length (Inch) | 5-1/8 |
| Helix Angle | 4 |
| Thread Standard | UNC |
| Material | Powdered Metal |
| Flute Direction | Right Hand |
| Thread Length (Inch) | 2-1/2 |
| Series/List | 315 |
| Shank Diameter (Decimal Inch) | 0.8000 |
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It