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

Havelock, North Carolina5.0(4)

In addition to manufacturing heirloom quality tools including coil machines and armrests for the tattoo industry, Fairchild Toolworks is a manual machine shop capable of one-off parts, short runs of larger parts, repair work, and production runs of small parts on our screw machine.

+1 931-313-9555Website
Troy, Michigan5.0(1)

Fitz-Rite Products is your single source for all your tool holder needs. Solid Body or Collet Type - stubby or extended length - metric or imperial, or do you need a coolant thru style - we have the tool holder you need. We also carry a wide variety of retention knobs to fit your machine. All at factory direct pricing

+1 248-528-8440Website
Cleveland, Ohio

Screw Machine Company. High volume, high precision screw products. Contract Manufacturer. Cleveland, Ohio.

+1 440-786-8979Website
Elkhart, Indiana3.9(7)

Discover Flexible Concepts, your reliable Flexible Precision Metal Components Supplier. Serving automotive, commercial, and military markets with top-quality CNC machining, sawing, milling, and pressing services. Experience unparalleled flexibility and precision for your production needs.

+1 574-296-0941Website
Moosup, Connecticut

Forge 41 Inc specializes in fabrication and precision machining. We perform short runs and prototyping as well as production runs on everything from military to commercial parts.

+1 860-690-9299Website
Mt Carmel, Pennsylvania5.0(1)

Our 10,000 square foot plant floor with CNC machining capability can provide your company with products ranging from single piece to high volume runs.

+1 570-339-1059Website
Henderson, Kentucky

Our Mission At Frields Machine And Fabrication Is To Provide top Quality CNC Machined Products Along With Top Quality Fabrication On Time At Competitive Prices.

+1 270-546-7800Website
Evansville, Indiana5.0(3)

Product design, machine work, and fabrication services.

+1 812-401-2510Website
Riverside, California5.0(3)

Manufacturer of aerospace components, screw machine products & turned parts.

+1 951-781-4801Website
Avon, New York5.0(2)

G&C Design and Fabrication is an automation and technology focused production machining facility.

+1 585-245-3272Website
Kaukauna, Wisconsin5.0(2)

G&G Machine is a precision CNC machine shop made up of motivated leaders, skilled machinists, and quality products. G&G Machine is located at 1801 Progress Way, Kaukauna, WI 54130. Call (920) 766-9788 with any questions or to request a quote.

+1 920-766-9788Website
Bainbridge, Georgia5.0(12)

Prototype and production machining, Precision CNC, quick delivery

+1 229-495-6077Website
Benton Harbor, Michigan2.8(6)

Gaishin Manufacturing offers manufacturing engineering, product development, cost analysis, product launches, capability studies, supply chain management, and more.

+1 269-934-9340Website

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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