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.
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.

Complete precision machining solutions from prototyping to production with certified quality assurance.
Ultra-precise Swiss turning for complex components with diameters as small as .010" and tolerances down to ±.0002" using multi-axis live tooling capabilities.
High-precision CNC turning for cylindrical and complex geometry parts, delivering exceptional surface finishes and tight tolerances for critical applications.
Advanced 3-, 4-, and 5-axis CNC milling for intricate multi-axis components requiring complex geometries and consistent repeatability across production runs.
Production-intent prototyping that bridges design and manufacturing, delivering meaningful data and real-world performance insights using the same precision equipment as production.
Certified quality assurance with Global Advantage CMM, PC-DMIS software, and OASIS optical inspection system for comprehensive dimensional verification and documentation.
Specialized machining of titanium, stainless steels, specialty plastics, and alloys for mission-critical applications in no-failure industries requiring absolute 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.

Delivering mission-critical components to industry leaders like Riverpoint Medical, Corning, and Smith & Nephew.
Discover what makes us the trusted partner for no-failure industries.
Over 70 years of precision machining excellence serving mission-critical industries.
ISO 13485 and ISO 9001 certified with FDA and ITAR registration.
Advanced Swiss turning, 5-axis milling, and Global Advantage CMM inspection capabilities.
Achieving tight tolerances down to ±.0002" for the most demanding applications.
Industry experts dedicated to delivering mission-critical components.

President
As the third-generation owner of Criterion Precision Machining, Tanya DiSalvo leads a woman-owned business that has been delivering precision machining excellence since 1953. Under her leadership, Criterion has evolved from a general machine shop into a specialized precision manufacturer serving the most demanding industries where failure is not an option. Tanya has positioned the company as a trusted partner for medical device, aerospace, defense, and photonics industries, investing in advanced technology and quality systems to meet exacting customer demands. Her commitment to precision, quality, and customer satisfaction has earned Criterion recognition as a WBENC certified women's business enterprise, while maintaining the company's legacy of innovation and reliability that has spanned over seven decades.

Estimator/Project Manager
Mike Pinchot brings extensive expertise in project management and cost estimation to Criterion's precision machining operations. As an experienced Estimator and Project Manager, Mike works closely with clients to understand their unique requirements and translate complex specifications into actionable manufacturing plans. His deep understanding of precision machining processes, materials, and manufacturing capabilities enables him to provide accurate project estimates and timelines for even the most challenging components. Mike coordinates cross-functional teams to ensure projects are delivered on time and within budget while maintaining Criterion's exacting quality standards. His attention to detail and commitment to customer satisfaction makes him an invaluable liaison between clients and the production team, ensuring seamless communication throughout the entire manufacturing process from initial quote to final delivery.

Quality Manager
Kelly Marflak oversees Criterion's comprehensive quality assurance program, ensuring every component meets the stringent requirements of mission-critical industries. With extensive experience in quality management systems, Kelly maintains the company's ISO 13485 and ISO 9001 certifications while implementing continuous improvement processes that enhance product quality and customer satisfaction. She manages the operation of advanced inspection equipment including the Global Advantage CMM with PC-DMIS software and the OASIS optical inspection system, ensuring dimensional accuracy and compliance with customer specifications. Kelly's expertise in quality control processes, statistical process control, and regulatory compliance makes her instrumental in maintaining Criterion's reputation for delivering zero-defect components. Her dedication to quality excellence ensures that every part leaving the facility meets or exceeds the exacting standards required by medical device, aerospace, defense, and photonics industries where failure is simply not an option.
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?
Our precision machining experts are ready to discuss your specific requirements and capabilities.
Medical device quality management certification
International quality management system standard
Women's Business Enterprise certification
Get expert guidance on your custom parts requirements and receive a detailed quote for your project.
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
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