Spiral point tap with chamfer form C with a 2-3xP semi-bottoming lead, for Unified National Fine thread UNF 5/16" with 24 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 8.0mm shank and 6.2mm square drive, powder metallurgical HSS-E with bright finish for 2.5xD through hole threading in free machining and plain carbon steel and wrought or cast aluminium and copper or copper alloys.
| Connection Diameter (Inch) | 0.315" |
| Overall Length (Inch) | 3.5433" |
| Clamping Width (mm) | 6.2mm |
| Thread Diameter (mm) | 7.938mm |
| No of Flutes | 3 |
| Usable Length (mm) | 35mm |
| Clamping Length | 9 |
| Thread Diameter Size | 5/16 |
| Threading Length (mm) | 18mm |
| Material Code | HSS-E-PM |
| Thread Tolerance Class | 2B |
| Cutting Direction | Right Hand |
| Coating | Bright |
| Tap Chamfer Style | C 2-3 |
| Surface Color | Bright Silver |
| Thread Form | UNF-Unified Fine |
| Country of origin | India |