| Manufacturer Part Number | 21901TF |
| Mill Diameter (Inch) | 1/2" |
| Shank Diameter (Inch) | 1/2" |
| Length of Cut (Inch) | 2" |
| Overall Length (Inch) | 4" |
| Number of Flutes | 2 |
| Finish/Coating | TiAlN |
| Tool Material | Carbide |
| Center Cutting (yes/no) | Yes |
| Single or Double End | Single |
| Cutting Direction | Right Hand |
| Flute Direction | Right |
| Helix Angle | 42 Degree |
| Series | E5254 |
| Country of Origin | Korea |
| End Type | Plain |