| Manufacturer Part Number | 0641L |
| Diameter (Decimal Inch) | 1.0000" |
| Diameter (Inch) | 1" |
| Diameter (mm) | 25.40mm |
| Shank Diameter (Decimal Inch) | 1.0000" |
| Shank Diameter (Inch) | 1" |
| Shank Diameter (mm) | 25.40mm |
| Flute Length (Decimal Inch) | 1.9680" |
| Flute Length (Inch) | 1-30/31" |
| Flute Length (mm) | 49.99mm |
| Overall Length (Decimal Inch) | 6.1400" |
| Overall Length (Inch) | 6-7/50" |
| Overall Length (mm) | 155.96mm |
| Point Length (Decimal Inch) | 0.5000" |
| Point Length (mm) | 12.70mm |
| Number of Flutes | 2 |
| Point Angle (Degree) | 90 Degree |
| Series | D2N90 |
| Shank Tolerance | h6 |
| Coolant Through | No |
| Material | HSS 8% Cobalt |
| Hole Tolerance | h6 |
| Application | P |
| Cutting Direction | Right Hand |
| Product Type | NC Spotting Drill |