Sunnen Products Company was founded in 1924. Sunnen Products Company has been manufacturing and distributing bore sizing and finishing equipment, engine rebuilding equipment, and tooling and abrasives.
Developed directly from the needs and feedback of machinery owners and brokers across the country, we've packed our platform full of valuable features that will help you sell more machines and improve the efficiency of your operations.
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MDNA is an international nonprofit trade association, established in 1941 to promote the used machinery industry. MDNA members include machinery dealers, auctioneers, and appraisers. Our dealer and auctioneer members offer the most extensive selection of used machinery in the world, with thousands of machines available in warehouses and plants across the globe.
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