Metal Earth is a collection of intricately designed 3D model building kits. Each kit consists of remarkably detailed laser etching cut onto one or more four-inch square sheets of thin metal.Number of sheets: 3 SheetsDifficulty: ChallengingAssembled Size: 3.07″ x 1.85″ x 1.65″Whether youre hauling copper, coal, gold, iron ore or overburden the mining truck provides you with the best in class cost per unit of production. Including the improvements in safety, productivity, serviceability and comfort you will see why more mine sites choose it for their production needs.