Expert Precision Turning Specialties Services for Custom Parts

Transform your most challenging designs into mission-critical components with our advanced precision turning capabilities. From micro-features to complex geometries, we deliver tight tolerances down to ±.0002" using state-of-the-art Swiss turning and CNC technology. Trusted by medical device, aerospace, and defense industries where failure is not an option.

Precision CNC turning machine creating custom metal components with tight tolerances

Our Precision Turning Specialties Services

Complete precision machining solutions from prototyping to production with certified quality assurance.

Swiss Turning

Ultra-precise Swiss turning for complex components with diameters as small as .010" and tolerances down to ±.0002" using multi-axis live tooling capabilities.

CNC Turning

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

CNC Milling

Advanced 3-, 4-, and 5-axis CNC milling for intricate multi-axis components requiring complex geometries and consistent repeatability across production runs.

Prototyping

Production-intent prototyping that bridges design and manufacturing, delivering meaningful data and real-world performance insights using the same precision equipment as production.

Quality Inspection

Certified quality assurance with Global Advantage CMM, PC-DMIS software, and OASIS optical inspection system for comprehensive dimensional verification and documentation.

Custom Components

Specialized machining of titanium, stainless steels, specialty plastics, and alloys for mission-critical applications in no-failure industries requiring absolute precision.

No Failure Solutions

Mission-Critical Components with Uncompromising Precision

Our precision turning specialties deliver the exact components your critical applications demand. With decades of expertise in medical device, aerospace, and defense industries, we machine complex geometries and micro-features that others can't achieve. Every part meets exacting tolerances using advanced Swiss turning, multi-axis CNC capabilities, and certified quality systems trusted by industry leaders.

Precision machined custom metal components showing intricate details and smooth finishes
The Criterion Difference

Why Choose Criterion Precision Machining?

Discover what makes us the trusted partner for no-failure industries.

Expertise

Over 70 years of precision machining excellence serving mission-critical industries.

Certification

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

Technology

Advanced Swiss turning, 5-axis milling, and Global Advantage CMM inspection capabilities.

Precision

Achieving tight tolerances down to ±.0002" for the most demanding applications.

Meet The Precision Team

Industry experts dedicated to delivering mission-critical components.

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 precision turning?

We consistently achieve tight tolerances down to ±.0002" using our advanced Swiss turning and CNC equipment with certified quality inspection processes.

What materials do you work with for custom parts?

Do you offer prototyping services before full production?

What industries do you serve with precision turning?

What certifications do you maintain for quality assurance?

What is the smallest diameter you can turn?

Do you provide inspection reports with your parts?

What is your typical lead time for custom turned parts?

Have Questions About Your Project?

Our precision machining experts are ready to discuss your specific requirements and capabilities.

Certified & Trusted

Awards and Recognition

ISO 13485 certification logo for medical device quality management

ISO 13485

Medical device quality management certification

ISO 9001 certification logo for quality management systems

ISO 9001

International quality management system standard

WBENC Women's Business Enterprise certification logo

WBENC Certified

Women's Business Enterprise certification

Ready to Discuss Your Precision Turning Project?

Get expert guidance on your custom parts requirements and receive a detailed quote for your project.

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.