OSG - #2-56 UNC, 2 Flute, 45° Helix, Bottoming Chamfer, V Finish, High Speed Steel Spiral Flute STI Tap - Right Hand Flute, 1-7/8" OAL, 0.141" Shank Diam, 9/16" Thread Length, 2B Class of Fit, Series 302
Item #: 49147994
Brand: OSG
Model #: 0144708
Exact Tooling IR#: 04
Features and Benefits
Bottoming chamfers are used for threading blind holes. They have 1 to 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) | #2-56 |
| Class of Fit | 2B |
| Thread Limit | H2 |
| Number of Flutes | 2 |
| Chamfer | Bottoming |
| Finish/Coating | V |
| Overall Length (Inch) | 1-7/8 |
| Helix Angle | 45 |
| Thread Standard | UNC |
| Material | High Speed Steel |
| Flute Direction | Right Hand |
| Thread Length (Inch) | 9/16 |
| Series/List | 302 |
| Shank Diameter (Decimal Inch) | 0.1410 |