Tonka Diecast Monster Tanker Truck The Tonka Monster Metal Die Cast Tanker Truck is built for the extreme! This heavy-duty vehicle now sits atop massive, monster wheels, perfect for crushing anything in its path! This truck is Tonka tough and built to last in sturdy metal die cast. At 1:55th scale, realistic detailing brings this Monster to life! Appropriate for ages 3 years and up. Collect them all!