Over 75 Years of Play: Tonka toys have been proudly passed down through generations for over 75 years. Designed to encourage imaginative play, Tonka is a trusted brand that connects generations of families and creates memories that last a lifetime, Tonka Tough: Trust the Tonka name for high-quality toys that last. Built with a heavy-duty steel and plastic dump bed, the Steel Classics Mighty Toughest Dump Truck can handle even the toughest loading, hauling and unloading jobs.