This classic vintage pressed-steel Tonka Hydraulic Dump Truck (often cataloged as No. 520) was likely manufactured by Mound Metalcraft (Tonka) in Mound, Minnesota in the mid-1960s It features a classic pressed-steel body and a functional open bed. It shows significant paint wear and surface rust, pointing to heavy play and age. This Tonka truck Retains its original dual rubber tires on the rear and single tires on the front. It is a classic collectible toy known for its working mechanical dump bed. Era: Produced during the mid-1960s