Expert 3 Axis Machined Parts Services with Precision Quality

Deliver mission-critical precision with our advanced 3-axis machining capabilities. From complex geometries to micro-parts with tolerances down to ±.0002", we specialize in manufacturing components for medical devices, aerospace, defense, and photonics industries where failure is simply not an option.

Precision 3-axis CNC machining of complex metal components

Our 3 Axis Machined Parts Services

Complete precision machining solutions for critical industries requiring exacting tolerances and reliability.

CNC Milling

Precision CNC milling for complex, multi-axis components with tight tolerances and consistent repeatability for industries where precision is critical.

Swiss Turning

Swiss turning for complex components with tight tolerances, ideal for small-diameter, high-volume production with exceptional surface finishes.

CNC Turning

High-precision CNC turning for cylindrical and complex geometry parts, delivering tight tolerances and smooth surface finishes.

Quality Inspection

Certified Quality Assurance program with precision inspections using Global Advantage CMM and OASIS optical inspection systems.

Prototyping

Reliable prototyping that bridges design and production, ideal for testing fit, function, and manufacturability with precision standards.

Mission-Critical Quality

Precision Rooted in Legacy, Focused on the Future

Since 1953, Criterion Precision Machining has evolved from a general machine shop into a specialized manufacturer serving 'No Failure' industries. Our woman-owned company combines decades of experience with cutting-edge technology to deliver components with tolerances down to ±.0002". We understand that in medical devices, aerospace, defense, and photonics, precision isn't just preferred—it's absolutely essential.

Modern precision machining facility with advanced CNC equipment
Trusted Partners

Success Stories

Delivering precision components for industry leaders in medical devices and advanced technology.

"Criterion's CNC milling capabilities delivered exactly what we needed—complex aerospace components with ±.0002" tolerances. Their quality is unmatched and their team understood our requirements immediately."

James Richardson

"We had a critical prototype deadline for our surgical instrument design. Criterion's production-intent prototyping service got us to market three weeks early without compromising quality or compliance."

Dr. Sarah Chen

"For our photonics applications, finding a partner who specializes in 3 axis machined parts with medical-grade precision was essential. Criterion exceeded our expectations on both fronts."

Marcus Webb

"Our defense contracts require rapid turnaround without sacrificing quality. Criterion's Swiss turning service delivered 10,000 micro-components in four weeks, all inspection-certified and ITAR-compliant."

Colonel David Patterson

"Their Quality Inspection service includes complimentary Certificates of Conformance and detailed inspection reports. This transparency and no-charge documentation saved us thousands in verification costs annually."

Patricia Nguyen

"We've partnered with Criterion for over eight years. Their consistency, reliability, and understanding of mission-critical manufacturing make them invaluable to our aerospace supply chain."

Robert Mitchell

"Their Global Advantage CMM with PC-DMIS software and OASIS optical inspection system measures tolerances we thought impossible. Technical expertise combined with woman-owned commitment impressed our entire team."

Elizabeth Torres

"In the photonics market, 3 axis machined parts competition is fierce. Criterion's ISO 13485 certification, tight tolerances, and proven track record position them as the industry leader."

Vincent Rossi

"Criterion's CNC milling capabilities delivered exactly what we needed—complex aerospace components with ±.0002" tolerances. Their quality is unmatched and their team understood our requirements immediately."

James Richardson

"We had a critical prototype deadline for our surgical instrument design. Criterion's production-intent prototyping service got us to market three weeks early without compromising quality or compliance."

Dr. Sarah Chen

"For our photonics applications, finding a partner who specializes in 3 axis machined parts with medical-grade precision was essential. Criterion exceeded our expectations on both fronts."

Marcus Webb

"Our defense contracts require rapid turnaround without sacrificing quality. Criterion's Swiss turning service delivered 10,000 micro-components in four weeks, all inspection-certified and ITAR-compliant."

Colonel David Patterson

"Their Quality Inspection service includes complimentary Certificates of Conformance and detailed inspection reports. This transparency and no-charge documentation saved us thousands in verification costs annually."

Patricia Nguyen

"We've partnered with Criterion for over eight years. Their consistency, reliability, and understanding of mission-critical manufacturing make them invaluable to our aerospace supply chain."

Robert Mitchell

"Their Global Advantage CMM with PC-DMIS software and OASIS optical inspection system measures tolerances we thought impossible. Technical expertise combined with woman-owned commitment impressed our entire team."

Elizabeth Torres

"In the photonics market, 3 axis machined parts competition is fierce. Criterion's ISO 13485 certification, tight tolerances, and proven track record position them as the industry leader."

Vincent Rossi

"Criterion's CNC milling capabilities delivered exactly what we needed—complex aerospace components with ±.0002" tolerances. Their quality is unmatched and their team understood our requirements immediately."

James Richardson

"We had a critical prototype deadline for our surgical instrument design. Criterion's production-intent prototyping service got us to market three weeks early without compromising quality or compliance."

Dr. Sarah Chen

"For our photonics applications, finding a partner who specializes in 3 axis machined parts with medical-grade precision was essential. Criterion exceeded our expectations on both fronts."

Marcus Webb

"Our defense contracts require rapid turnaround without sacrificing quality. Criterion's Swiss turning service delivered 10,000 micro-components in four weeks, all inspection-certified and ITAR-compliant."

Colonel David Patterson

"Their Quality Inspection service includes complimentary Certificates of Conformance and detailed inspection reports. This transparency and no-charge documentation saved us thousands in verification costs annually."

Patricia Nguyen

"We've partnered with Criterion for over eight years. Their consistency, reliability, and understanding of mission-critical manufacturing make them invaluable to our aerospace supply chain."

Robert Mitchell

"Their Global Advantage CMM with PC-DMIS software and OASIS optical inspection system measures tolerances we thought impossible. Technical expertise combined with woman-owned commitment impressed our entire team."

Elizabeth Torres

"In the photonics market, 3 axis machined parts competition is fierce. Criterion's ISO 13485 certification, tight tolerances, and proven track record position them as the industry leader."

Vincent Rossi
The Criterion Difference

Why Choose Criterion Precision Machining?

Three generations of precision machining excellence serving mission-critical industries.

Unmatched Precision

Achieving tolerances down to ±.0002" with advanced 3-, 4-, and 5-axis capabilities.

Certified Quality

ISO 13485 and ISO 9001 certified with FDA and ITAR registration.

Advanced Technology

Global Advantage CMM, OASIS optical inspection, and Swiss turning capabilities.

Industry Expertise

Specialized experience in medical devices, aerospace, defense, and photonics applications.

Meet The Criterion Team

Led by experienced professionals dedicated to precision excellence.

Tanya DiSalvo, President of Criterion Precision Machining

Tanya DiSalvo

President

As the third-generation owner of Criterion Precision Machining, Tanya DiSalvo brings visionary leadership to a company rooted in precision excellence since 1953. Under her guidance, Criterion has evolved into a specialized manufacturer serving mission-critical industries where failure is not an option. Tanya's commitment to quality and innovation has positioned the company as a trusted partner for medical device, aerospace, defense, and photonics manufacturers. Her leadership emphasizes the importance of combining traditional craftsmanship with cutting-edge technology to deliver components that meet the most exacting standards. As a woman business owner in the precision machining industry, Tanya champions diversity while maintaining the company's unwavering focus on quality and reliability.

Mike Pinchot, Estimator/Project Manager at Criterion Precision Machining

Mike Pinchot

Estimator/Project Manager

Mike Pinchot serves as Estimator and Project Manager at Criterion Precision Machining, bringing extensive experience in precision machining project coordination and cost analysis. His expertise spans the entire project lifecycle, from initial customer consultation and technical requirements assessment to final delivery and quality verification. Mike specializes in evaluating complex machining projects for medical device, aerospace, defense, and photonics applications, ensuring accurate cost estimates and realistic timelines. His deep understanding of machining processes, materials, and tolerances enables him to work closely with customers to optimize designs for manufacturability while maintaining strict quality standards. Mike's project management approach emphasizes clear communication, milestone tracking, and proactive problem-solving to ensure every project meets Criterion's exacting standards for precision and reliability.

Kelly Marflak, Quality Manager at Criterion Precision Machining

Kelly Marflak

Quality Manager

Kelly Marflak leads Criterion's certified Quality Assurance program, ensuring that every component meets the stringent requirements of mission-critical industries. With expertise in precision inspection and quality control systems, Kelly oversees the company's comprehensive quality processes, including multiple inspection points throughout manufacturing. She manages advanced measurement systems including the Global Advantage CMM with PC-DMIS software, OASIS optical inspection system, and multiple Keyence measuring systems. Kelly's quality management approach emphasizes both compliance with industry standards including ISO 13485 and ISO 9001, as well as continuous improvement initiatives. Her dedication to quality excellence ensures that Criterion maintains its reputation for delivering components where failure is not an option, particularly in medical device, aerospace, defense, and photonics applications.

Frequently Asked Questions

What tolerances can you achieve with 3-axis machining?

We routinely achieve tolerances down to ±.0002" using our advanced CNC milling and turning equipment, with multiple precision inspection points throughout the manufacturing process.

What materials do you work with for precision machined parts?

Do you provide quality documentation with your parts?

What industries do you serve with your machining services?

Can you handle both prototypes and production runs?

What certifications do you maintain for quality assurance?

How do you ensure consistent quality across production runs?

What is your typical lead time for precision machined parts?

Need Precision Machining Expertise?

Contact our team for technical consultation and project quotes.

Certified & Trusted

Awards and Recognition

ISO 13485 certification logo

ISO 13485 Certified

Medical device quality management system

ISO 9001 certification logo

ISO 9001 Certified

Quality management system standard

WBENC membership certification logo

WBENC Member

Women's Business Enterprise certified

Ready to Start Your Precision Machining Project?

Contact us for a detailed quote and technical consultation on your machining requirements.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 216-267-1733 You can also send us a quick email at office@criteriontool.com