About this product
Bolton Tools A0104028 Collet Chuck NMTB40-ER32-3.12
Collet chuck NMTB-ER Spacification:
- Finish: Black Oxide
- Runout: .005mm/.0002in TIR
- Works on all NMTB30 NMTB40 machines
- All critical tool holder surfaces precision ground
- Made from alloy structural steel hardened to 48 - 52rc
- 8000 rpms
- Collet nut is included
- Coolant thru capability
- For NMTB30: Rear thread for pull stud is 1/2"-13
- ForNMTB40: Rear thread for pull stud is 5/8-11
| Order NO. | TYPE | L | L1 | d1 | d2 | T | Note |
|---|---|---|---|---|---|---|---|
| A0104028 | NMTB40-ER32-3.12 | 6.81 | 3.12 | 1.970 | 1.26 | M16X2P |