| Manufacturer Part Number | ST-343-20 |
| Cutting Diameter (Decimal Inch) | 0.625" |
| Shank Diameter (Decimal Inch) | 0.625" |
| Maximum Cutting of Diameter (Decimal Inch) | 0.625" |
| Overall Length (Decimal Inch) | 3.500" |
| Flute Length (Decimal Inch) | 1.250" |
| Corner Chamfer (Decimal Inch) | 0.009" |
| Number of Flutes | 3 |
| Helix Angle (Degree) | 40 Degree |
| Chamfer Angle (Degree) | 45 Degree |
| Cutting Direction | Right Hand |
| Helix Direction | Right Hand |
| Series | ST-343 |
| Coating | Uncoated |
| Product Type | Square End Mill |