| Series | 8 |
| Diameter Fractional Equivalent | 4-3/8" |
| Diameter inch | 4.3750 |
| Diameter mm | 111.13 |
| Geometry | Standard |
| Material | High-Speed Steel |
| Grade | CPM M4 |
| Coating | TiN |
| Included Angle | 144° |
| Thickness inch | 7/16" |
| Type of Product | Replaceable Drill Insert |
| Product Application | General Purpose |