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

Chicago, Illinois

Elevate your production capabilities with cutting-edge technology of Buell CNC Machining Services. Explore the world of CNC machining.

+1 708-447-6321Website
York, South Carolina5.0(2)

Byrd Machine Works, Inc. is a full-service prototype to production machine shop located in York, South Carolina, providing top quality parts and services to our customers since 1998. Our company provides a wide range of services to our customers including Machining, Fabrication, CNC Milling, CNC Turning, Waterjet Cutting, Engineering Support Services, and Solid Modeling.

+1 803-328-8283Website
Fairfield, Ohio

9100 (9001:2015) certified. Certification body: DEKRA Certification, Inc.. Structure: Campus.

(566) 666-6667Website
Bonham, Texas5.0(2)

In business since 1991. We offer pickup and delivery. Quality products at a fair price. We operate two shifts for a Quicker Turnaround for our Customers. At Customers request we provide First Article of Inspection, Material Certifications, and Certificate of Compliance. All parts are packaged to meet our customer’s request.

+1 903-583-7738Website
Hudson, New Hampshire

We are industry leaders in CNC Machining and CNC Swiss Turning at C&M Machine Products. Machines include Hardinge Conquest 42 CNC Lathe (2" or 8" capacity), Emco Maiers Model 425 CNC Lathes (1" capacity), Traub TNM 28 CNC Lathe (1-1/16" capacity) and more. We also specialize in secondary operations.

603-889-1330Website
Florence, South Carolina

Founded in 1985, our company has grown from a 1,200 square foot facility to a present 19,000 square foot facility, providing machining, CNC machining, metal fabrication, welding and powder coating. Calder Machine is a certified provider of products to companies that are ISO 9000.

888-563-9217Website
Eastford, Connecticut

Caliber CNC offers precision machining for production, prototype, and custom applications.

+1 860-207-0167Website
Berea, Ohio

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

Website
Manchester, Connecticut5.0(6)

From implementation, to design & production, CAM manufactures the highest quality, precision-crafted tools and components for the aerospace industry.

+1 860-646-2378Website
Muskego, Wisconsin5.0(15)

When you are looking for a Wire EDM Machining Company for custom EDM Manufacturing, consider CAM Tech with more than 30 years experience. We can scale from prototypes to large production and contract jobs.

+1 262-679-8004Website
West Hartford, Connecticut

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

(252) 225-7016Website
Humble, Texas

9100 (9001:2015) certified. Certification body: LRQA, Ltd. Structure: Single Site.

(396) 731-6890Website
Blaine, Washington

At CIMtech Green Energy, we provide integrated manufacturing solutions that combine injection molded plastics and CNC machining to support customers developing components for demanding technical and energy-focused applications. We produce precision plastic parts and machined components designed for accuracy, durability, and consistent performance, allowing our customers to bring complex products from concept to production with confidence.

604-575-8853Website
Wadsworth, Ohio

9100 (9001:2015) certified. Certification body: Smithers Quality Assessments, Inc.. Structure: Single Site.

(330) 336-8857Website
Fort Smith, Arkansas2.7(7)

Welcome to Cloyes Gear and Products. We are a global manufacturer and supplier of timing drive systems.

+1 479-646-1662Website

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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