American Machining Made Smarter: Precision the ACI Way

At ACI Industries, a proud Hayes brand, we’re fusing American craftsmanship with modern precision to deliver unmatched CNC machining, milling, and design solutions—all right here in Wisconsin. Born from the high-performance heritage of Hayes, our team combines deep technical mastery with a sharp focus on quality, responsive lead times, and innovation.

Why ACI Industries Is Your Precision Partner of Choice

1. Unrivaled CNC Machining
From metals to plastics, short runs to full production, our tight-tolerance CNC machining processes ensure every component meets your exact specifications. We deliver precision, consistency, and reliability to countless industries, saving you time and money.
2. Advanced Milling for Complex Geometries
Our ¾-, 2-, 4-, and 5-axis CNC milling machines produce complex parts with agility and accuracy that meet even the tightest tolerances. Explore how our CNC milling techniques drive efficiency and performance.
3. High‑Performance Turning Capabilities
With bar-fed, chucked, and live-tool multi-axis CNC turning systems that utilize robotic automation, we produce intricate cylindrical components fast and with precision. Learn how our multi-axis CNC turning services keep your production streamlined.
4. Sophisticated CAD/CAM Design Support
Whether you’re starting with a concept or a fully defined CAD file, ACI’s experts transform your project into a manufacture-ready design with advanced software and expert operators. Discover our CAD/CAM design and programming services.
5. Targeted Industry Expertise
We deliver tailored solutions across a wide spectrum of industries—from motorcycles and turf to pumps, defense, and general industrial manufacturing, supplying Tier 1 customers with components that meet stringent standards. Discover how ACI can become a trusted partner in your industry.

Looking Ahead: A Vision for Growth

As we push forward into 2025 and beyond, we’re expanding into new markets, including water pumps and filtration, wind power, and broader system assemblies. Our plan includes:

  • Adding top-tier designers, programmers, and operators
  • Introducing a dedicated estimator and quoting software, aiming for a two-day quote turnaround time
  • Strengthening relationships with casting, forging, and molding partners for dependable supply chains

Follow us on social media and visit the News page of our website for updates on strategic growth, innovations, and insights into ACI’s evolving capabilities and precision machining services in Wisconsin.

Let’s Bring Your Parts to Life

From concept to delivery, ACI Industries is your partner for precision CNC machining made smarter. Whether you’re prototyping or producing, we deliver on time and on budget—with consistent quality and responsive service.

Explore our services, including consulting, prototyping, CNC machining, CNC turning, CNC milling, CAD/CAM design, and view our revolutionary equipment.

Get a quote today to discuss your machining needs and find out more about how ACI exceeds expectations!

Stay connected via our News page for the latest updates from ACI Industries.