OSG - 1/2-20 UNF, H5, Semi-Bottoming Chamfer, V Finish, High Speed Steel Thread Forming STI Taps - 3-15/16" OAL, 0.429" Shank Diam, 1-21/32" Thread Length, 0.322" Square Size
Item #: 49209661
Brand: OSG
Model #: 1626003708
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) | 1/2-20 |
| Class of Fit | 3B |
| Thread Limit | H5 |
| Chamfer | Semi-Bottoming |
| Finish/Coating | V |
| Overall Length (Inch) | 3.9370 |
| Thread Standard | UNF |
| Thread Length (Inch) | 1.6563 |
| Shank Diameter (Decimal Inch) | 0.4290 |
| Square Size (Decimal Inch) | 0.3220 |
| Material | High Speed Steel |
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It