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Machining Manufacturers — Machining and Precision Parts Manufacturing Services

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CNC machining is the most precise of all manufacturing processes, capable of achieving tolerances of plus or minus 0.001 inches or tighter on complex three-dimensional geometries across a wide range of metals, plastics, and composites. The dimensional accuracy, surface finish, and material certification requirements of your specific application determine the machining capability and quality system required from your manufacturer. This page lists machining manufacturers and CNC precision parts producers. Use the filters to compare by material, machine type, certifications, and location.

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AN-Prototype is an ISO 9001:2015 & ISO 13485 certified manufacturer, specializing in rapid prototyping and low volume manufacturing for plastic and metal parts, providing one-stop-shop from prototype to mass production.Show More
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Xavier is a global contract manufacturer specializing in precision non-standard components, including CNC machining, 5-axis machining, prototyping, gears, die-casting, casting, forging, and aluminum extrusion. With a fully integrated supply chainShow More
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Founded in 1945, Kolmeks is a Finnish family-owned contract manufacturing company, specializing in pumps and electromechanical components. With operations in Finland, Estonia, China, and India, the company serves global industryShow More
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Red Manufacturing, part of the Ripple Group, is a leading provider of comprehensive manufacturing solutions within its 25,000 sq. ft. facility. Specializing in CNC routing, laser cutting, joinery, steel fabrication,Show More
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MSI offers comprehensive contract manufacturing services designed to bring products to market and support business growth by providing customized solutions tailored to unique manufacturing needs. Their full-service suite includes metalShow More
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Established in 1998 in Ningbo, China, ZYCO is a seasoned contract manufacturer specializing in customized components for various industries. With over two decades of experience, ZYCO has built a reputationShow More
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RapidMade Inc., based in Portland, Oregon, specializes in custom product 3D printing and manufacturing, offering a range of services including 3D printing, thermoforming, machining, and casting of parts. Serving clientsShow More
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Machining Concepts, certified to ISO-9001-2015, Medical ISO-13485-2016, and Aerospace AS9100D, specializes in precision machining for critical manufacturing needs, boasting a century of combined manufacturing experience with a steadfast commitment toShow More
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Sure Seal manufactures a diverse range of valves using materials such as carbon steel, stainless steel, and alloys, offering sizes up to 60 inches with ANSI 150-, 300-, and 600-poundShow More
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Sheldon Precision, tracing its origins back to 1969 when the Sheldon brothers established a precision job shop, has evolved into an independent manufacturing company specializing in the production of intricateShow More
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What to Look for in a Machining Manufacturer

Machining manufacturing quality is defined by machine capability, metrology infrastructure, and quality system rigor. These three criteria address the most important qualification requirements for precision machined parts procurement.

Machine Capability and Tolerance Achievement

CNC machining centers range from standard 3-axis mills suitable for most prismatic parts to 5-axis machining centers capable of producing complex contoured geometries in a single setup. 5-axis capability reduces setups, improves geometric accuracy on complex parts, and enables features that 3-axis machining cannot produce without repositioning. Turning centers produce cylindrical and rotational parts. Swiss-type lathes produce small-diameter, high-precision turned parts. Confirm your machining manufacturer has machine capabilities appropriate for your part geometry, dimensions, and tolerance requirements, and request capability data showing the achieved accuracy on representative parts.

Metrology and Dimensional Inspection Infrastructure

Dimensional inspection capability determines whether a machine shop can verify that parts meet specifications and catch out-of-tolerance parts before shipment. Coordinate Measuring Machines (CMMs) provide the most comprehensive dimensional verification, producing reports comparing measured part geometry to nominal specifications. Surface finish measurement equipment verifies Ra surface finish requirements. Optical comparators and height gauges support shop floor inspection. A machining manufacturer without CMM capability cannot provide comprehensive dimensional inspection reports for complex parts. Confirm your manufacturer’s metrology infrastructure is appropriate for the inspection requirements of your specific parts.

Material Sourcing and Certification

Machined parts are produced from raw material stock that must be sourced to material specifications and accompanied by material certifications confirming alloy composition and mechanical properties. Aerospace and medical applications typically require material sourcing from approved distribution sources with full material traceability. Material substitutions made without customer approval are a significant quality and safety risk. Confirm your machining manufacturer sources material to your specified alloy and temper, maintains material certification documentation, and has a formal change control process that requires customer approval before any material substitutions.

Key Certifications for Machining Services

Machining certifications address quality system compliance and industry-specific standards for regulated supply chains.

ISO 9001 quality management certification is the baseline for machining contract manufacturers. AS9100 is required for aerospace machined component manufacturing. IATF 16949 is required for automotive supply chain machined components. ISO 13485 is required for medical device machined components. NADCAP certification is required for special processes in aerospace machining applications. ITAR registration is required for machined components with defense application.

Related Machining Manufacturing Resources

Browse all machining manufacturers on Find My Manufacturer, or explore related categories including Metal Products Manufacturers, Component Manufacturers, and Casting and Molding Manufacturers.