Over 130 Years delivering excellence — Zimmerman-McDonald Machinery for ALL your Omax & Maxiem Waterjet support needs — Over 130 Years delivering excellence — Zimmerman-McDonald Machinery for ALL your Omax & Maxiem Waterjet support needs — Over 130 Years delivering excellence — Zimmerman-McDonald Machinery for ALL your Omax & Maxiem Waterjet support needs —Over 130 Years delivering excellence — Zimmerman-McDonald Machinery for ALL your Omax & Maxiem Waterjet support needs — Over 130 Years delivering excellence — Zimmerman-McDonald Machinery for ALL your Omax & Maxiem Waterjet support needs — Over 130 Years delivering excellence — Zimmerman-McDonald Machinery for ALL your Omax & Maxiem Waterjet support needs —
Our Support & Repair Services
Used Machines for Sale
Zimmerman-McDonald Machinery offers a wide selection of quality used manufacturing machines, backed by decades of expertise, ensuring reliable performance and tailored solutions for diverse industrial needs.
Cost-Effective Consignment: In addition to purchasing your surplus machines, we offer a consignment selling program to help you realize the most return on your equipment.
We have been providing this alternative to the process of outright selling for over 25 years and have many satisfied customers.

Zimmerman-McDonald Machinery — Founded in the St. Louis area in 1886… we’ve stood the test of time — Zimmerman-McDonald Machinery — Founded in the St. Louis area in 1886… we’ve stood the test of time — Zimmerman-McDonald Machinery — Founded in the St. Louis area in 1886… we’ve stood the test of timeZimmerman-McDonald Machinery — Founded in the St. Louis area in 1886… we’ve stood the test of time — Zimmerman-McDonald Machinery — Founded in the St. Louis area in 1886… we’ve stood the test of time — Zimmerman-McDonald Machinery — Founded in the St. Louis area in 1886… we’ve stood the test of time
Quality Omax & Maxiem Parts
Zimmerman McDonald Machinery offers a wide range of genuine OMAX and Maxiem Waterjet parts, all designed for precision and durability.Quality Omax & Maxiem Parts
Customers benefit from their extensive inventory, same-day shipping for orders placed before 3 PM CST, and over 130 years of trusted expertise in the industry.
Dedicated Support
We understand the machines and tools we sell; installing nearly every machine we sell and providing any service which might be required.Dedicated Support
Zimmerman-McDonald Machinery specializes in fabrication machine tools. We have more fabrication experience than any other distributor here in Missouri & Southern Illinois. That means you get experienced support from our team who are experts with mechanical, hydraulic, electrical and pneumatic repairs.
Experienced Appraisers
Certified Appraisers on staff (certified by the Association of Machinery & Equipment Appraisers – AMEA).Experienced Appraisers
Zimmerman-McDonald has over 150 years of combined experience in the purchasing and selling of both new and used machinery and equipment. We constantly keep attuned to the industry and the market for machine tools.