| Manufacturer Part Number | 874139 |
| Cutter Diameter (Inch) | 0.0390" |
| Cutter Diameter (mm) | 1mm |
| Neck Diameter (Inch) | 0.0380" |
| Length of Cut (Inch) | 0.0580" |
| Overall Reach (Inch) | 0.3250" |
| Overall Length (Inch) | 2.5000" (2-1/2) |
| Shank Diameter (Inch) | 0.1250" (1/8) |
| Number of Flutes | 4 |
| LOC Multiple | (1.5x) |
| Reach Multiple | (8x) |
| Coating | Uncoated |
| Profile | Square |