360 Urbandale Ave Benton Harbor, MI 49022
Advanced Manufacturing Since 1978
Global Manufacturing In An Intensifying Market.
Magnum Manufacturing is your premier partner in industrial automation. Our experienced automation specialists partner with you from initial concept through full system integration, delivering impactful, scalable solutions tailored to your business needs. Whether you’re automating a single process or transitioning to high-volume autonomous manufacturing, Magnum ensures measurable results: streamlined operations, reduced costs, and faster delivery.
Latest technology
Modern CNC mills, lathes, and 4th-axis rotary tables driven by current toolpath software.
Design consultation
We work with you early — consultation and assistance to get the part right before the first cut.
Group strength
Backed by Maximum Mold, Max³, and Magnum Manufacturing for larger, more complex programs.
For over 40 years
Magnum Manufacturing has supplied tooling and parts to the world’s leading manufacturers.
WHAT WE DO
Nine categories. One complete supplier.
From first cut to full automation — Magnum is a single-source partner for manufacturing, engineering, and production support.
Automation Service
Capabilities include: Assembly • Robotics • Joining • Conveying Systems • Cobot Integration • Vision-Guided Robotics • System Integration • Machine Rebuilds & Upgrades • End-of-Line Packaging • Custom Fixtures
Stamping
Prototype and low-volume stampings, brackets, baffles, and fabricated metal components with aggressive delivery schedules.
Tooling
Injection molds, blow molds, and die cast tooling — designed, machined, and benched to precision in-house.
Robotics
End-of-arm tooling, vision-guided cells, palletizing, machine tending, and complete assembly automation.
Fabrication & Machining
Multi-axis CNC machining and certified TIG, MIG, and laser welding for prototype through production programs.
Assembly Solutions
Bowl feeding, screw driving, induction heating, insert assembly, and automotive glass automation.
Parts & Service
Spare parts, machine overhauls, emergency repairs, safety upgrades, equipment audits, and service contracts.
Food & Beverage
Sanitary automation and handling solutions engineered for hygiene, throughput, and production consistency.
Additional Solutions
Engineering consulting, conveying systems, rapid prototyping, reverse engineering, and project management.
WHY MAGNUM MANUFACTURING
A complete supplier. Not just a vendor.
Since 1978, Magnum Manufacturing has provided advanced plastic, rubber, metal, and engineered manufacturing solutions to the world’s leading manufacturers and suppliers. Our capabilities now extend beyond rapid prototyping and low-volume production to include industrial automation, robotic integration, custom machine building, fabrication, machining, assembly systems, and engineered-to-order manufacturing solutions.
From concept development through final implementation, we work closely with our customers to provide cost-effective, functional, and innovative solutions tailored to each specific program.
As a complete supplier and part of the Maximum Mold Group family of companies, Magnum is uniquely positioned to offer a fully integrated, single-source solution for manufacturing, automation, engineering, and production support.
Single-source
Design, engineering, tooling, fabrication, automation, and service — all under one roof.
Group Strength
Backed by the Maximum Mold Group for larger, more complex programs across companies.
Engineered-to-order
Backed by the Maximum Mold Group for larger, more complex programs across companies.
WHY Max²
Two decades of repeatable precision.
An established shop with the equipment, software, and process discipline to deliver complex components on time — part of the Maximum Mold Group.
ESTABLISHED
YEARS IN MANUFACTURING
PROJECTS COMPLETED
INDUSTRIES SERVED
Industries Served
Components for demanding sectors.
We produce complex machined components across a variety of industries that depend on tight tolerances and reliable delivery.
Aerospace
Aftermarket
Automotive
Consumer Products
Defense
Industrial
Appliance
Medical
Food and Beverage
Clean Room
Agriculture
Fracking / Oil
Get Started
How can we help?
Send a print, a sketch, or a quick description. We look forward to discussing your specific needs — and we'll get back to you fast.
New & spare parts manufacturing
Design consultation & assistance
Fast turn-around & delivery
Many different industries served
Request a Quote
NO OBLIGATION
News & Recognition
From the shop floor.
Awards, acquisitions, and community work across the Maximum Mold Group.
June 19, 2026
Leadtime Leader Award Winner
Maximum Mold Group was named the MMT Leadtime Leader for 2018 — recognized for speed, quality, and process discipline.
June 19, 2026
Tours to Fill the Skilled-Trades Gap
Maximum Mold hosts educational facility tours for educators and students to help build the next generation of machinists.
June 19, 2026
Mach Mold Joins as Max³
Maximum Mold acquired Mach Mold to better serve customers needing larger, more complex tools.
