About this product
1. Finish: Black Oxide
2. Runout: .005mm/.0002in TIR
3. Works on all BT 40 machines
4. Made from alloy structural steel hardened to 48 - 52rc
5. 8000 rpms
6. Rear thread for pull stud is M16
| Model | BT40-ER32-4" |
| D | 1.96" |
| L1 | 4" |