OSG - M12x1.75, 3 Flute, 45° Helix, Modified Bottoming Chamfer, V Finish, Vanadium High Speed Steel Spiral Flute STI Tap - Right Hand Flute, 3-13/16" OAL, 0.48" Shank Diam, 1-13/16" Thread Length, 6H Class of Fit, Series 343STI
Item #: 73787871
Brand: OSG
Model #: 34300908
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) | M12x1.75 |
| Class of Fit | 6H |
| Thread Limit | D4 |
| Number of Flutes | 3 |
| Chamfer | Modified Bottoming |
| Finish/Coating | V |
| Overall Length (Inch) | 3-13/16 |
| Helix Angle | 45 |
| Material | Vanadium High Speed Steel |
| Flute Direction | Right Hand |
| Thread Length (Inch) | 1-13/16 |
| Series/List | 343STI |
| Shank Diameter (Decimal Inch) | 0.4800 |
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