We begin with a visual evaluation of the spindle. Our knowledge of this manufacturer enables us to identify issues, even in proprietary components like roller bearings.
We’re an experienced partner for spindle repairs, including for legacy OEMs like Gros-Ite. We have facilities in various locations around the globe, ready to serve manufacturers using these spindles. Our knowledgeable technicians and an array of high-quality diagnostic and testing equipment enable us to perform effective services. We also maintain an inventory of parts that meet or exceed OEM specifications.







See the difference quality makes. Our before and after photos show the care and precision that go into every Mazak 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.





We have served the machine tool industry for over 100 years. Setco also holds an ISO 9001:2015 certification for our quality management system, making us a reliable source for repairs. Here are a few other benefits that make us stand out:
Our repair services support the many sectors that use Gros-Ite spindles. Our knowledge of these industries enables us to meet specialized compliance guidelines and enhance overall safety. We service:
Our service centers can help restore nonconforming EDAC/Gros-Ite spindles. We repair or manufacture over 14,000 spindles yearly, making us fully equipped for this process. We can handle all types of spindles from this manufacturer, including: high-frequency motorized spindles, belt-driven spindles, and various specialty models. Our service includes:
We begin with a visual evaluation of the spindle. Our knowledge of this manufacturer enables us to identify issues, even in proprietary components like roller bearings.
We then start with disassembly and root cause analysis using advanced diagnostic tools. Our familiarity with this manufacturer’s engineering enables us to better identify issues. Based on our inspection, we’ll provide a quote and wait for approval.
After the quote has been approved, we replace nonconforming parts with those that meet or exceed OEM specs. Setco can source specialty parts and even fabricate some components as needed.
Once we’ve restored all the components, we reassemble and balance the spindle so it will provide smooth operation at the rated speeds. Our technicians perform balancing to meet the strictest industry requirements.
After balancing, we conduct tests like temperature monitoring and vibration analysis to verify performance.
Our technicians securely package and return the spindle with documents reflecting repairs, test results, and replaced components. We also offer a warranty on our work.


Our team has the knowledge and capabilities necessary to repair spindles from this legacy manufacturer. Connect with us online for more information.