Upon arrival, each Saeilo spindle undergoes a comprehensive external and internal inspection, noting signs of damage or contamination.
Spindles are at the heart of Saeilo Manufacturing Industries (SMI). This division of Saeilo, Inc., specializes in CNC machine tools that keep production lines running in various industries, including: automotive, aerospace, and precision manufacturing.
As the world’s largest independent spindle rebuilder, Setco can repair and refurbish your Saeilo machine’s spindle, expertly restoring these to OEM standards or above.







See the difference quality makes. Our before and after photos show the care and precision that go into every Saeilo spindle repair. From damaged or worn components to fully restored, like-new condition — we bring your spindle back to peak performance, helping you avoid costly downtime and get back to production faster.





Saeilo CNC machining tools are trusted for their precision and performance. Yet, over time, even these spindles can develop issues that disrupt accuracy and productivity. Identifying common warning signs of spindle problems can prevent minor issues from escalating into costly downtime.
Some of the earliest symptoms of spindle failure may include:
Setco is uniquely positioned to protect Saeilo equipment, delivering spindle repair services that maximize uptime and operational performance. After 100 years of innovation in spindle manufacturing and service, we’ve built our reputation on engineering excellence and service reliability.
Along with decades of proven expertise, we bring:
Whether an operation utilizes Saeilo vertical mills or high-speed turning centers, Setco’s spindle repair and rebuilding services restore machining tools to OEM-level performance or above. Our process is designed for minimal downtime and maximum precision, leveraging specialized experience with Saeilo’s unique spindle construction and engineering requirements.
Through each phase of our proven process, we work diligently to earn confidence and become a trusted spindle repair partner:
Upon arrival, each Saeilo spindle undergoes a comprehensive external and internal inspection, noting signs of damage or contamination.
The spindle is carefully disassembled and meticulously cleaned. Every critical component is measured and assessed for wear, heat damage, or misalignment.
We provide a detailed quote outlining all recommended repairs, replacements, or reconditioning steps. No work begins without full approval.
Parts are restored to OEM specs or replaced, each matched to Saeilo’s technical documentation and tolerances.
Reassembled Saeilo spindles undergo precision dynamic balancing to ensure quiet, vibration-free performance.
Thermal and performance testing verify that all running conditions meet strict industry and customer requirements.


When your Saeilo spindle is down, every minute counts. Trust Setco’s dedicated spindle repair specialists to deliver rapid response, precise repairs, and long-term reliability for your critical CNC equipment. Our team is ready to diagnose, repair, and return your spindles to peak performance.
Contact us today to learn more about our service capabilities and get started with your repair.