| Tool Number | 860140-C6 |
| Cutter Diameter (Inch) | 0.2500" (1/4) |
| Neck Diameter (Inch) | 0.1250" (1/8) |
| Cutter Width (Inch) | 0.0400" |
| Neck Length (Inch) | 0.3750" (3/8) |
| Overall Length (Inch) | 2.5000" (2-1/2) |
| Radial Depth of Cut (Inch) | 0.0480" |
| Flutes | 8 |
| Reach Multiple | 1.5x |
| Type | I |
| Shank Diameter (Inch) | 0.2500" (1/4) |
| Coating | C6 |