LT210,LT212,LT214,LT216B,LT218B,LT220B,Heavery duty vibratory roller effect powerful centrifugal force and great static linear load, they are suitable for non-cohesive materials, such as sandy soil, gravel, crushed stones, rock fillings and slightly cohsive soils, designed for large foundation construction such as high-class hightways, mines, dams, airports, harbors,railways, and industrial arear, ect.