| SKU | Info/Size |
| 3900-5001 | Morse Taper:1; Accuracy Load:.0003"; Radial Load:66; Max RPM:4000 |
| 3900-5002 | Morse Taper:2; Accuracy Load:.0003"; Radial Load:264; Max RPM:3500 |
| 3900-5003 | Morse Taper:3; Accuracy Load:.0003"; Radial Load:660; Max RPM:3000 |
| 3900-5004 | Morse Taper:4; Accuracy Load:.0003"; Radial Load:1100; Max RPM:2500 |
| 3900-5005 | Morse Taper:5; Accuracy Load:.0004"; Radial Load:1760; Max RPM:2000 |
| 3900-5006 | Morse Taper:6; Accuracy Load:.0006"; Radial Load:4400; Max RPM:1200 |