External grooving and threading toolholder.
| Manufacturer Part Number | 6891478 |
| Cutting Width Maximum (Inch) | 0.039" |
| Cutting Width Minimum (Inch) | 0.020" |
| Functional Length (Inch) | 4-3/4" |
| Functional Width (Inch) | 0.43" |
| Shank Height (Inch) | 1/2" |
| Shank Width (Inch) | 1/2" |
| Cutting Direction | Left Hand |
| Tool Type | Parting & Grooving Tools |
| Application | Ext Threading, External Grooving |