Spindle Repair & Rebuild for Detroit-Area Manufacturers
Since 1986, HST has rebuilt precision machine-tool spindles to OEM specification — 100,000+ repairs and counting. Ship your mechanical or air-bearing spindle to our shop and get it back in production — fast, warrantied, and done right.
Spindle demand across Detroit's automotive manufacturing base
Detroit is automotive manufacturing's ground zero — tier-1 and tier-2 suppliers across Wayne, Oakland, and Macomb counties run multi-spindle turning, milling, and grinding at production volume for Ford, GM, and Stellantis. Operations that size keep spindle repair in-house; a stopped line is measured in dollars per minute.
What stands out here is grinding-spindle density — OD/ID, jig, spline, and surface grinding are everywhere, and grinding spindles wear fastest and cost the most to replace. The supplier shops running them rarely staff a rebuild bench and rely on specialists like HST for fast-turnaround, OEM-spec repair. Around Detroit, shops that fit this profile include Stanhope Tool (Warren), KCS Advanced Machining Services (Livonia), Metalmite (Rochester), Fordsell Machine Products (Warren), and JCGibbons Manufacturing (Livonia).
Mechanical and air-bearing spindle repair — for shops near and far
Spindles wear; production can't wait. Since 1986, HST has rebuilt mechanical and air-bearing spindles to OEM specification for manufacturers near and far — an ISO 9001-certified shop with a class-10,000 clean room for the super-precision work most shops can't touch.
Mechanical spindles run the CNC machining centers, lathes, and mills on most shop floors; their bearings carry heavy cutting loads at high duty cycles until wear, heat, or a crash pulls them out of tolerance. Air-bearing spindles are a different animal — a film of pressurized air, not ball bearings, supports the shaft, delivering the sub-micron accuracy that semiconductor, wafer, and precision-grinding work demand. Most shops can't service them at all.
HST rebuilds both to running accuracy. As a Certified Big Plus repair facility, authorized for CAPTO clamping systems, and the authorized sales and service representative for Renaud spindles, every rebuild is bench-tested, backed by a warranty, and returned on a turnaround measured in days, not weeks.
Serving the Detroit area and the surrounding region
HST supports manufacturers across the Detroit area and the surrounding region — not only the city center.
Communities we serve in the region include Dearborn, Livonia, Warren, Sterling Heights, Troy, Pontiac, and Ann Arbor — across Wayne, Oakland, Macomb, and Washtenaw counties.
What we repair
Mechanical Spindles →
Teardown, bearing replacement, and rebuild to OEM spec for CNC machining centers and lathes.
Air-Bearing Spindles →
High-precision air-bearing service most shops can't touch — restored to running accuracy.
Failure Analysis
Root-cause vibration, runout, and bearing analysis with a documented repair recommendation.
Bearing Replacement
Matched sets with correct preload to restore rated speed, accuracy, and tool life.
Balancing & Runout
Dynamic balancing to eliminate vibration and improve surface finish.
Rush Repair
Expedited turnaround for production-down situations.
Why manufacturers choose HST
Since 1986 · 100,000+ repairs
Depth no competitor can fake — built on decades of documented spindle work.
OEM-trained technicians
Rebuilt to original manufacturer specification, not "close enough."
Warranty + test data
Every rebuild is bench-tested and backed by a warranty.
Get your Detroit-area spindle back in production
Send us the make, model, and symptoms and we'll give you a free estimate and turnaround time.
Detroit-area spindle repair: common questions
Do I have to bring my spindle to New Hampshire?
No. Most Detroit-area customers ship their spindle to us. We guide inbound logistics and return it rebuilt and tested.
How fast is turnaround?
Standard rebuilds run on a set schedule; rush service is available for production-down situations. We confirm timing with your estimate.
Which spindle brands do you repair?
Every major brand — Mazak, Okuma, Mori Seiki, Fanuc, HSD, Disco, and more — across mechanical and air-bearing types.
Is the rebuild warrantied?
Yes. Every spindle is rebuilt to OEM specification, bench-tested, and backed by a warranty.