Expert Swiss Screw Machine Services with Precision CNC Machining

Criterion Precision Machining delivers mission-critical Swiss screw machining and CNC services with tolerances down to ±0.0002". Specializing in complex geometries for medical devices, aerospace, defense, and photonics industries where failure is not an option. Our advanced multi-axis Swiss turning centers and precision inspection capabilities ensure consistent quality for your most demanding applications.

Precision Swiss screw machine creating intricate metal components with tight tolerances

Our Swiss Screw Machine & CNC Services

Comprehensive precision machining solutions for mission-critical components across multiple industries.

Swiss Turning

Complex components with tight tolerances, ideal for small-diameter, high-volume production with exceptional surface finishes and micro-features.

CNC Turning

High-precision cylindrical and complex geometry parts with tight tolerances down to ±0.0002" and smooth surface finishes.

CNC Milling

Precision 3-, 4-, and 5-axis milling for complex, multi-axis components with tight tolerances and consistent repeatability.

Prototyping

Production-intent prototyping that bridges design and manufacturing with the same precision and quality standards as full production.

Quality Inspection

Certified quality assurance with precision CMM inspection, optical measurement systems, and comprehensive documentation services.

Materials Expertise

Skilled machining of titanium, stainless steels, specialty plastics, aluminum, PEEK, and advanced alloys for critical applications.

No Failure Industries

Precision Swiss Screw Machining for Mission-Critical Applications

At Criterion Precision Machining, we specialize in Swiss screw machine services and precision CNC machining for industries where failure is not an option. Our advanced multi-axis Swiss turning centers produce components with diameters as small as 0.010" and tolerances down to ±0.0002". From medical device components to aerospace parts, we deliver consistent quality backed by ISO 13485 and ISO 9001 certifications.

Swiss screw machine producing small precision medical device components
The Criterion Difference

Why Choose Criterion Precision Machining?

Three generations of precision machining expertise dedicated to mission-critical industries.

Precision

Tight tolerances down to ±0.0002" with advanced Swiss and CNC capabilities.

Certification

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

Experience

Over 70 years serving no-failure industries with proven expertise.

Quality

Advanced CMM inspection and certified quality assurance program built-in.

Meet The Criterion Team

Industry experts dedicated to precision machining excellence.

Professional headshot of Tanya DiSalvo, President

Tanya DiSalvo

President

As third-generation owner and President of Criterion Precision Machining, Tanya DiSalvo leads our commitment to delivering mission-critical components for Texas railroad infrastructure. Under her leadership, Criterion has evolved into a woman-owned precision machining company specializing in the 'No Failure' sectors, including railroad safety systems. Tanya's vision has guided the company's investment in advanced CNC technology and ISO certification programs, ensuring our Texas railroad clients receive components that meet the most stringent safety and performance standards. Her dedication to quality excellence and operational efficiency has positioned Criterion as a trusted partner for railroad manufacturers requiring precision components that perform reliably across Texas's diverse operating environments, from Gulf Coast humidity to West Texas desert conditions.

Professional headshot of Kelly Marflak, Quality Manager

Kelly Marflak

Quality Manager

Kelly Marflak serves as Quality Manager at Criterion Precision Machining, overseeing our comprehensive quality assurance programs critical to railroad component manufacturing. With deep expertise in precision inspection protocols, Kelly manages our certified Quality Assurance program that includes multiple points of precision inspection built into manufacturing processes. She oversees the operation of our Global Advantage CMM with PC-DMIS software, OASIS Optical Automatic Smart Inspection System, and Keyence measuring systems capable of measuring up to 99 dimensions simultaneously. Kelly's meticulous attention to detail ensures every railroad component meets the exacting tolerances and safety standards required for Texas railroad applications. Her leadership in quality control processes has been instrumental in maintaining our ISO 13485 and ISO 9001 certifications, providing railroad manufacturers with the documentation and compliance verification essential for safety-critical components operating across Texas's extensive rail network.

Professional headshot of Mike Pinchot, Estimator/Project Manager

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive project management expertise to Criterion's railroad machining operations as Estimator and Project Manager. With deep understanding of precision manufacturing requirements, Mike works closely with Texas railroad clients to develop accurate project estimates and manage complex machining programs from concept through delivery. His technical expertise enables him to assess challenging railroad component specifications and coordinate multi-axis machining operations, Swiss turning processes, and quality inspection requirements. Mike's project management approach ensures railroad components are delivered on time and within budget while meeting the stringent quality standards required for safety-critical applications. His collaborative work with engineering teams and manufacturing personnel has streamlined processes for producing complex railroad parts, from prototype development through full production runs, ensuring Texas railroad infrastructure receives components manufactured to the highest precision standards.

Professional headshot of David Glass, Chief Financial Officer

David Glass

Chief Financial Officer

David Glass serves as Chief Financial Officer at Criterion Precision Machining, bringing strategic financial leadership to support our continued growth and investment in advanced manufacturing capabilities. With his comprehensive understanding of manufacturing economics and operational efficiency, David ensures that our precision machining operations remain competitive while maintaining the highest quality standards. His financial expertise enables Criterion to make strategic investments in cutting-edge CNC equipment, quality systems, and workforce development that directly benefit our clients in mission-critical industries. David's analytical approach to business management helps optimize our manufacturing processes and resource allocation, ensuring we can deliver exceptional value to customers while maintaining the financial stability necessary for long-term partnerships. His commitment to operational excellence supports our ability to serve the demanding requirements of medical device, aerospace, defense, and photonics manufacturers who rely on our precision machining capabilities.

Kellyanne Gottschalk, Internal Systems Manager at Criterion Precision Machining

Kellyanne Gottschalk

Internal Systems Manager

Kellyanne Gottschalk serves as Internal Systems Manager at Criterion Precision Machining, responsible for managing and optimizing the company's operational and business systems, including the ProShop ERP platform. Her role is critical in ensuring seamless workflow from order intake to final delivery, enabling real-time visibility into production scheduling, quality documentation, and compliance tracking. Kellyanne's expertise in systems management supports Criterion's ability to scale efficiently while maintaining the rigorous documentation and traceability standards required by regulated industries such as medical devices and aerospace. Her work underpins the company's operational excellence and helps ensure every project is delivered on time and in full compliance.

Nilda Feliciano, Customer Service representative at Criterion Precision Machining

Nilda Feliciano

Customer Service

Nilda Feliciano is the Customer Service representative at Criterion Precision Machining, serving as a dedicated point of contact for clients throughout the entire order lifecycle. From initial inquiries to order updates and delivery coordination, Nilda ensures that every client receives responsive, clear, and professional communication. Her commitment to customer satisfaction reflects Criterion's values of reliability and partnership, particularly important for clients in time-sensitive industries like aerospace, defense, and medical devices. Nilda's friendly and knowledgeable approach helps build lasting relationships with customers, ensuring they feel supported and informed at every stage of their project with Criterion.

Bonnie Paletta, Office Administrator at Criterion Precision Machining

Bonnie Paletta

Office Administrator

Bonnie Paletta serves as Office Administrator at Criterion Precision Machining, keeping the day-to-day operations of the business running smoothly. Her organizational skills and attention to detail ensure that administrative processes, documentation, and internal coordination are handled efficiently, freeing up the production and quality teams to focus on delivering precision components. Bonnie is a vital part of the Criterion team, contributing to the company's culture of professionalism and reliability. Her support role touches every department, helping to maintain the high standards of communication and organization that Criterion's clients in medical device, aerospace, and defense industries depend on.

Frequently Asked Questions

What tolerances can you achieve with Swiss screw machining?

We routinely achieve tolerances down to ±0.0002" with our advanced Swiss turning centers, making us ideal for precision medical devices, aerospace, and defense components.

What materials can you machine on Swiss screw machines?

Do you offer prototyping services before full production?

What quality certifications do you maintain?

What is the smallest diameter you can machine on Swiss screw machines?

How do you ensure quality consistency across production runs?

What industries do you primarily serve?

Do you provide certificates of conformance with shipments?

Need Technical Guidance?

Our precision machining experts are ready to discuss your project requirements.

Certified & Trusted

Awards and Recognition

ISO 13485 medical device certification logo

ISO 13485

Medical device quality management certification

ISO 9001 quality management certification logo

ISO 9001

Quality management system certification

WBENC Women's Business Enterprise certification logo

WBENC Member

Women's Business Enterprise certified

Ready to Start Your Precision Machining Project?

Get a detailed quote for your Swiss screw machining and CNC needs. Our team will review your specifications and provide expert recommendations.

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.