| Manufacturer Part Number | 250308S |
| Shank Size (fractional) | 3/8" |
| Shank Size (Inch) | 0.375" |
| Collapse Range (Inch) | 0.336-0.375" |
| Diameter (Inch) | 1.0240" |
| Diameter (mm) | 26.00mm |
| Overall Length (Inch) | 1.3390" |
| Overall Length (mm) | 34.00mm |
| Clamping Length (Inch) | 1.3390" |
| Clamping Length (mm) | 34.00mm |
| Style | Single Angle |
| Series | ER25S |
| Type | Sealed Precision Spring Collet |