Vintage Duff Mechanical jack. All components work and move. The Vintage Duff Norton No 3510-C Ball Bearing 25 Ton Mechanical Jack is a high-quality, durable lifting device made in the United States. With a capacity of 35 tons, this mechanical jack features a ball bearing design for smooth and efficient operation. Perfect for various industrial and mechanical applications, this jack is a reliable and trustworthy tool for lifting and moving heavy loads.
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