| Manufacturer Part Number | 678078-C3 |
| Cutter Diameter (Decimal Inch) | 0.0780" |
| Cutter Diameter (Inch) | 5/64" |
| Neck Diameter (Decimal Inch) | 0.0765" |
| Length of Cut (Decimal Inch) | 0.2340" |
| Length of Cut (Inch) | 15/64" |
| Neck Length (Decimal Inch) | 0.1720" |
| Neck Length (Inch) | 11/64" |
| Overall Reach (Decimal Inch) | 0.4060" |
| Overall Reach (Inch) | 13/32" |
| Overall Length (Decimal Inch) | 1.5000" |
| Overall Length (Inch) | 1-1/2" |
| Number of Flutes | 3 |
| LOC Multiple | (3x) |
| Reach Multiple | (5x) |
| Shank Diameter (Decimal Inch) | 0.1250" |
| Shank Diameter (Inch) | 1/8" |
| Coating | C3 |
| Product Type | Miniature Square End Mill |