Spiral Flute Tap: 1/4-28, UNF, 3 Flute, Bottoming Chamfer, 3B Class of Fit, High-Speed Steel-E, Steam Oxide Finish
Item #: 53438412
Brand: Walter-Prototyp
Model #: 8046449
Product Specifications
| Thread Size (Inch) | 1/4-28 |
| Thread Standard | UNF |
| Chamfer | Bottoming |
| Material | High-Speed Steel-E |
| Thread Limit | H9 |
| Class Of Fit | 3B |
| Coating/Finish | Steam Oxide |
| Thread Direction | Right Hand |
| Coolant Through | No |
| Number Of Flutes | 3 |
| Flute Direction | Right Hand |
| Helix Angle | 15.00 |
| Oversize | No |
| Threads per Inch | 28 |
| Thread Length (Decimal Inch) | 0.6299 |
| Thread Length (mm) | 16.00 |
| Overall Length (Decimal Inch) | 2.6075 |
| Overall Length (mm) | 66.2300 |
| Application | Threading |
| Shank Diameter (Decimal Inch) | 0.2550 |
| Shank Diameter (mm) | 6.4700 |
| Tapping Depth (Decimal Inch) | 0.6299 |
| Tapping Depth (mm) | 16.00 |
| Square Length (mm) | 7.95 |
| Square Length (Decimal Inch) | 0.3130 |
| Square Size (Decimal Inch) | 0.1910 |
| Square Size (mm) | 4.85 |
| Flute Style | Spiral |
| Series | A2340661S |
| UNSPSC Code | 23241600 |