| Manufacturer Part Number | 531128 |
| Shank Type | Taper Shank |
| Taper Size | CAT50 |
| Hole Diameter (Inch) | 5/8" |
| Nose Diameter (Decimal Inch) | 1.65" |
| Projection (Decimal Inch) | 3" |
| Through Coolant | Yes |
| Balanced to (RPM) | 25000 RPM |
| Seat Depth (Decimal Inch) | 1.61" |
| Set Screw | 9/16"-18 |
| Product Type | End Mill Holder & Adapter |