OSG - 7/8-9 UNC, H7, Semi-Bottoming Chamfer, V Finish, High Speed Steel Thread Forming STI Taps - 6.2992" OAL, 0.8" Shank Diam, 2-1/2" Thread Length, 0.6" Square Size
Item #: 49209513
Brand: OSG
Model #: 1626005108
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, It is commonly used on carbon, mild steels, aluminum castings and cast iron. V is a proprietary coating exclusive to OSG Tap and Die, Inc.
High Speed Steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and non-ferrous materials.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 7/8-9 |
| Class of Fit | 3B |
| Thread Limit | H7 |
| Chamfer | Semi-Bottoming |
| Finish/Coating | V |
| Overall Length (Inch) | 6.2992 |
| Thread Standard | UNC |
| Thread Length (Inch) | 2-1/2 |
| Shank Diameter (Decimal Inch) | 0.8000 |
| Square Size (Decimal Inch) | 0.6000 |
| Material | High Speed Steel |
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