| Manufacturer Part Number | WK102US |
| Taper Type | CAT40 |
| Bore Diameter (Decimal Inch) | 0.787" |
| Bore Diameter (mm) | 20.00mm |
| Nose Diameter (Decimal Inch) | 1.339" |
| Nose Diameter (mm) | 34.00mm |
| Shoulder Diameter (Decimal Inch) | 1.949" |
| Shoulder Diameter (mm) | 49.50mm |
| Gage Length (Decimal Inch) | 0.969" |
| Gage Length (mm) | 24.60mm |
| Bore Depth (Decimal Inch) | 0.217" |
| Bore Depth (mm) | 5.50mm |
| Maximum Tool Depth (Decimal Inch) | 1.654" |
| Maximum Tool Depth (mm) | 42.00mm |
| Usable Length (Decimal Inch) | 3.169" |
| Usable Length (mm) | 80.49mm |
| Taper Accuracy | AT3 |
| G Value | 2.5 |
| Maximum Speed (RPM) | 25000 |
| Run Out (at 3D) | <0.00012" |
| Coolant System | AD |
| Series | 347 |
| Product Type | Ultra short Hydraulic Chuck |