| Manufacturer Part Number | GM639004 |
| Mill Diameter (Inch) | 1/16" |
| Mill Diameter (Decimal Inch) | 0.063" |
| Mill Diameter (mm) | 1.59mm |
| Corner Radius (Decimal Inch) | 0.008" |
| Corner Radius (mm) | 0.20mm |
| Shank Diameter (Inch) | 1/4" |
| Shank Diameter (Decimal Inch) | 0.250" |
| Shank Diameter (mm) | 6.35mm |
| Length of Cut (Decimal Inch) | 0.125" |
| Length of Cut (mm) | 3.18mm |
| Overall Length (Inch) | 2-1/4" |
| Overall Length (Decimal Inch) | 2.250" |
| Overall Length (mm) | 57.15mm |
| Shank Type | PLAIN |
| Material | Carbide |
| Coating | Y-Coating |
| Helix Angle (Degree) | 30 Degree |
| Number of Flutes | 4 |
| Series | GM639 |
| Application | P |
| Product Type | Corner Radius End Mill |