Haas CM-1 30,000 RPM High-Speed Spindle – Professional Repair & Regeneration
Another legendary Haas CM-1 30,000 RPM spindle has just left our workshop in perfect, like-new condition!

Scope of work performed:
- Complete regeneration of ER16 tool clamping system (full disassembly, replacement of worn parts, high-performance grease, precise calibration)
- Deep cleaning of air-cooling channels, taper and housing
- Corrosion protection and conservation
- Functional and load tests at full 30,000 RPM – zero runout, perfect tool grip, silent operation
Technical specifications – Haas CM-1 spindle
- Max speed: 30,000 RPM
- Power: 5.6 kW
- Tool holder: ER16 (up to ø10 mm)
- Cooling: air-cooled (integrated fan)
- Bearings: ceramic hybrid (GMN / NSK)
Where is this spindle used?
Originally installed in:
- Haas CM-1 (Compact Mill)
- Haas Office Mill
- Certain versions of Haas Super Mini Mill with High-Speed option
Identical or very similar spindles are also used in Datron M8/M10, GF Mikron HSM, DMG HSC and many custom high-speed CNC machines.

Do you have a high-speed spindle that:
- doesn’t grip the tool properly?
- drops tools during machining?
- makes noise or vibrates at high RPM?
Don’t buy a new one for €15,000–€25,000 – send it to us!
We repair and regenerate 20,000–50,000 RPM spindles (Haas, Datron, Mikron, DMG, iSwiss, Hiteco, etc.) quickly and at a fraction of the replacement cost.
FUMAK – over 15 years of experience in high-speed CNC spindle service
📞 +48 666 183 684 (English spoken)
✉ biuro@fumak.pl
🌐 www.fumak.pl/en