Heli-Coil - 1/4-20 UNC, 3 Flute, Bottoming Chamfer, Bright Finish, High Speed Steel Spiral Flute STI Tap - Right Hand Flute, 2-23/32" OAL, 0.318" Shank Diam, 1-1/8" Thread Length, 3B Class of Fit
Item #: 64832470
Brand: Heli-Coil
Model #: 5905-4
Exact Tooling IR#: 04
Features and Benefits
Bottoming chamfers are used for threading blind holes. They have 1 to 2 threads.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/4-20 |
| Class of Fit | 3B |
| Thread Limit | H2 |
| Number of Flutes | 3 |
| Chamfer | Bottoming |
| Finish/Coating | Bright |
| Overall Length (Inch) | 2-23/32 |
| Thread Standard | UNC |
| Material | High Speed Steel |
| Flute Direction | Right Hand |
| Thread Length (Inch) | 1-1/8 |
| Shank Diameter (Decimal Inch) | 0.3180 |
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It