External Gear Grinding
Profile grinding for external gears up to 400mm diameter, achieving AGMA Class 13 tolerances with custom lead, profile, and tip relief modifications validated through comprehensive gear charts for medical-grade precision.
Carnes-Miller Gear delivers unparalleled medical precision grinding services with AGMA Class 13 tolerances, ensuring the exacting standards required for surgical instruments, implants, and diagnostic equipment. With over 50 years of specialized expertise and advanced profile grinding technology up to 400mm diameter, we provide the critical accuracy and superior surface finishes that medical device manufacturers demand for life-saving applications.

Comprehensive precision grinding solutions engineered specifically for medical device manufacturing with the tightest tolerances and superior surface finishes.
Profile grinding for external gears up to 400mm diameter, achieving AGMA Class 13 tolerances with custom lead, profile, and tip relief modifications validated through comprehensive gear charts for medical-grade precision.
Specialized grinding services for surgical instrument gears, implant components, and diagnostic equipment mechanisms requiring biocompatible materials and ultra-precise surface finishes meeting FDA regulatory standards.
Expert salvage and correction of medical-grade gears affected by heat treat distortion, utilizing advanced grinding techniques to restore components to specification and prevent costly material waste.
Custom profile, lead, and tip relief grinding modifications per exact specifications, essential for medical devices requiring precise torque control, smooth operation, and minimal noise in surgical and diagnostic applications.
In-house nital-etch testing for grinding burns and comprehensive gear chart documentation validating all modifications, ensuring traceability and compliance with medical device quality management system requirements.
Precision grinding services for obsolete medical equipment gears when OEM support is unavailable, replicating original specifications to extend equipment life and maintain critical healthcare facility operations.
Our medical precision grinding services deliver the critical accuracy demanded by healthcare applications through advanced profile grinding technology and rigorous quality protocols. We achieve AGMA Class 13 ratings on heat-treated medical components, ensuring superior surface finishes that minimize friction and wear in surgical instruments and diagnostic equipment. With capabilities for gears up to 400mm diameter and comprehensive modification options, we provide the custom solutions medical device manufacturers need to meet FDA standards and deliver life-saving innovations with absolute confidence in performance and reliability.

Delivering mission-critical precision grinding for medical device manufacturers and healthcare equipment providers nationwide.
Five decades of precision grinding expertise dedicated to medical device manufacturing excellence.
AGMA Class 13 tolerances and advanced profile grinding technology ensuring FDA-compliant surface finishes for surgical and diagnostic applications.
Comprehensive gear charts, nital-etch testing, and documentation protocols meeting medical device quality management system requirements and regulatory compliance standards.
Over five decades of specialized grinding experience serving aerospace, defense, and medical sectors with unwavering commitment to precision and reliability.
Complete manufacturing control in our 18,000-square-foot facility with grinding, machining, and testing capabilities ensuring cost-effectiveness, quality consistency, and rapid turnaround.
Dedicated professionals with decades of specialized medical grinding experience.
Since 1973, Carnes-Miller Gear has built a legacy of precision grinding excellence, evolving from a gear shaping specialist into a comprehensive manufacturing partner for the medical device industry. Operating from our dedicated 18,000-square-foot facility in Locust, NC, our team combines extensive training in gear tooling, equipment, and tolerancing with deep understanding of medical device manufacturing requirements. Over 50 years, we've navigated economic challenges while maintaining unwavering commitment to quality and innovation. Our expertise in achieving AGMA Class 13 tolerances, coupled with advanced profile grinding technology and rigorous quality protocols, has made us a trusted partner for medical device manufacturers requiring the tightest tolerances and superior surface finishes. We continue to invest in cutting-edge grinding technology and comprehensive team training to deliver the precision and reliability that medical applications demand, ensuring every component meets the exacting standards required for life-saving healthcare innovations.
Precision grinding is an advanced manufacturing process that uses abrasive wheels to achieve extremely tight tolerances and superior surface finishes on metal components. In medical applications, precision grinding removes minimal material while creating mirror-like surfaces and exact dimensions critical for surgical instruments, implants, and diagnostic equipment where even micron-level variations can impact performance and patient safety.
Connect with our precision grinding specialists to discuss your medical device project specifications and quality requirements.
Share your specifications and quality requirements, and our team will provide a detailed consultation and quote for your medical device components.
For immediate assistance, feel free to give us a direct call at +1 704-888-4448 You can also send us a quick email at dan@cmgear.us
For immediate assistance, feel free to give us a direct call at +1 704-888-4448 You can also send us a quick email at dan@cmgear.us