Combination drill-tap with a 27 Degree spiral flute, for National Pipe Taper thread NPT 1/4" with 18 TPI and Normal class of fit, dimensions according to ANSI standard with 0.5620" shank and 0.5620" square drive, HSS with bright finish and 27 Degree helix angle for 1.5xD through or blind hole threading in free machining steel.
| Connection Diameter (Inch) | 0.562" |
| Overall Length (Inch) | 3.3125" |
| No of Flutes | 2 |
| Flute Helix Angle | 27 |
| Thread Diameter (Inch) | 0.4331" |
| Thread Diameter Size | 1/4 |
| Material Code | HSS |
| Thread Tolerance Class | Normal |
| Cutting Direction | Right Hand |
| Coating | Bright |
| Surface Color | Bright Silver |
| Thread Form | NPT-National taper pipe |
| Country of origin | United States of America |
714.897.1700
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