12197 verified suppliers listed

Best Production CNC Machining Shops — High-Volume Parts

Production CNC machining shops are built for volume: automated bar-fed lathes, multi-pallet machining centers, in-process gauging, and ISO 9001 or AS9100 quality systems that ensure every part in a 10,000-piece run meets drawing requirements. These shops invest in dedicated fixturing, statistical process control (SPC), and lean production cells to deliver competitive unit prices at scale. Whether you are looking for a domestic OEM supplier for a defense program or a commercial partner for an industrial components program, these shops have the infrastructure for sustained production.

Why these suppliers?

  • Production-oriented shops operate with automated equipment, dedicated fixturing, and documented process controls that ensure part consistency across large batches — unlike general job shops that reset up tooling for each new order.
  • These shops carry quality certifications (ISO 9001, AS9100) with SPC programs, Cpk monitoring, and documented corrective action processes that satisfy OEM supplier qualification requirements.
  • Long-term production contracts benefit from amortized setup costs and volume pricing; the shops in this directory have capacity commitments and supply chain management experience for sustained program support.

759 verified suppliers found

Paso Robles, California

AMC Machining Inc. is a modern 21st century manufacturing company that specializes in CNC Turning, Swiss, and Screw machining. With over 2 million dollars in new automated high tech productive equipment combined with over 40 years of manufacturing experience, we can offer a service second to none. Striving on quality control AMC Machining Inc is ISO 9001:2008 certified. We service a number of industries including Ultra High Vacuum, Aerospace, Military, and many others.

+1 805-238-5452Website
Melrose Park, Illinois3.6(7)

From concept design through production, American CNC Machine Co. ensures every last detail is met and maintained.

+1 630-628-6490Website
Billerica, Massachusetts

9100 (9001:2015) certified. Certification body: DNV Business Assurance USA, Inc.. Structure: Campus.

Website
Tehachapi, California

9100 (9001:2015) certified. Certification body: International Standards Authority. Structure: Single Site.

(661) 822-6873Website
Deerfield Beach, Florida4.8(17)

Anco Precision is your trusted online machine shop specializing in high-quality custom machining and precision parts manufacturing. Offering CNC machining, prototyping, and production services tailored to meet your exact specifications. Fast turnaround and exceptional craftsmanship guaranteed.

+1 954-429-3703Website
Cookeville, Tennessee4.0(6)

APCOM's industry leading insight makes our company unique for servicing OEMs in a variety of industries. We understand product design, production processes, logistics, quality and value. Innovation, performance, and service define our operations.

+1 931-526-2137Website
Tucker, Georgia5.0(14)

Precision CNC machining, Wire EDM production, Waterjet cutting, and 3D printing services offer superior quality and customer experience every time.

+1 770-939-1240Website
Lafayette, Colorado4.3(6)

Aspen Machining and Molding, Inc. is a full service shop specializing in aerospace machining and precision machined parts. We serve a variety of industries from aerospace and defense, medical and dental, food and beverage, as well as a variety of products such as tungsten carbide tooling, ceramic and tungsten carbide grinding.

+1 303-604-2186Website
Oxford, Alabama

At Associated MetalCast, we specialize in precision CNC machining, delivering high-quality components that meet the exacting standards of today’s industries. With decades of experience and a commitment to innovation, we bring complex designs to life with speed, accuracy, and consistency. Our state-of-the-art machining centers allow us to handle everything from short-run prototypes to full-scale production with unmatched efficiency.

256-831-8000Website
Mesa, Arizona4.3(9)

Auer Precision, Inc., founded in 1972, has been a market leader in both high precision and transitional product development.

+1 480-834-4637Website
O'Fallon, Missouri4.4(9)

Austin Machine specializes in the manufacture and assembly of parts for the aerospace industry. From prototypes to production parts, our specialties include short lead times, small quantities with quick turnarounds, hinges, very large parts, complex 5 axis parts and the use of 90 degree heads with 5 axis machines. Experienced machinists combined with an excellent inspection department… Read More »Welcome to Austin Machine

+1 636-240-3590Website

Frequently Asked Questions

At what quantity does it make sense to use a production CNC shop vs. a prototype shop?
Production machining generally becomes more cost-effective than prototype-style machining above 100–500 pieces per order, depending on part complexity and material. Production shops justify dedicated fixturing, tool presetting, and process optimization investments at volumes where the per-piece savings outweigh the setup costs. For ongoing repeat orders (blanket POs, kanban programs), even lower quantities per release can justify a production shop relationship.
What quality systems should a production CNC shop have?
At minimum, a production CNC shop should hold ISO 9001:2015 certification. For aerospace or defense production, AS9100 is required. A robust production shop should also have documented control plans, FMEA for critical features, in-process gauging or CMM inspection, SPC with Cpk tracking for key characteristics, and a corrective action (CAPA) system. Ask to review their PPAP (Production Part Approval Process) capability or AS9102 FAIR process for new part qualification.
How do I evaluate a production CNC shop before placing a long-term contract?
Before awarding a production contract, consider: 1) reviewing their quality certification and scope, 2) requesting a facility tour to assess equipment age, condition, and floor organization, 3) asking for Cpk data on similar parts, 4) checking references from existing OEM customers in your industry, and 5) reviewing their risk management approach for material supply disruptions and capacity constraints. A sample order of 50–200 parts as a qualification run is standard practice before committing to volume production.

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