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

Marshall, Michigan4.5(22)

NN, Inc. is a precision component manufacturer with extensive experience in machining, stamping, and precious metal plating. Our global presence, with locations in China, North America, South America, and Europe, enables us to provide our customers with the best value solutions. Customers leverage our extensive industry experience to enhance their products, benefiting from our deep knowledge and expertise.

+1 800-747-6978Website
Corinth, Mississippi

Automated Machine Products offers high-quality CNC machined parts. Our machine shop is equipped with advanced technology to meet your precision machining needs.

+1 662-287-2467Website
Broussard, Louisiana5.0(1)

Automated Production is a leading provider of fabrication, machining, and CNC plate-cutting services, committed to delivering quality and dependable solutions at competitive prices. Our experienced team utilizes industry-leading equipment to efficiently handle projects of all sizes across various industries, ensuring the highest safety standards. Explore our comprehensive services and discover how we can bring your concepts to reality.

+1 337-839-8080Website
Garland, Texas4.0(1)

2735 Forest Lane Garland, TX. 75042 - PH:(972) 272-6422 Fax:(972) 494-0533

+1 972-272-6422Website
Brea, California

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

Santa Ana, California5.0(2)

Home Services Low volume and prototyping Mid- Large volume production machining Controlled Outsource processing Materials Outside Processing Capability List Manufacturing Capability Inspection Capability Support Equipment Software Capability Delivery Capability Projects Certifications Articles Videos Contact Us X Edit Content Home Low volume and prototyping Mid- Large volume production machining Controlled Outsource processing Materials Outside Processing Capability…

+1 800-864-5457Website
Grand Rapids, Michigan

Grand Rapids Best short run Machine shop. Specializing in production turning, die components as well as specialty tooling.

+1 616-677-1355Website
Parkersburg, West Virginia5.0(2)

Small-to-medium lot production of parts used in manufacturing and maintenance. Also contract or custom manufacturing of metal and plastic parts.

+1 304-863-3041Website
Mayville, Wisconsin

Bachhuber Mfg. is an ISO 9001 certified CNC machine shop located Wisconsin. Founded in 1983, we service our customers with exceptional quality and delivery; this is why we have a small customer base and why our customers keep coming back. BM provides precision-machined solutions including lathes, machining centers, production saws, and tube benders. If a job is giving you trouble, give us a try.

920-387-5537Website
Springfield, Michigan4.4(14)

YOUR PREMIER CHOICE FOR ALL YOUR FABRICATION AND PRODUCTION NEEDS

+1 269-963-7061Website
Dallas, Texas

9100 (9001:2015) certified. Certification body: Bureau Veritas Certification NA. Structure: Single Site.

Website

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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