An automated portable or fixed-in-place tank cleaning machine provides 360° impact indexed coverage for the cleaning of the inside of tanks of Chemical and Product Tankers. A highly versatile machine and is applicable in most all types of tanks for process, storage, and transportation. Tank capacities range from 500 – 150,000 gallons (2 – 570 m3) for one machine per tank and larger tanks where multiple machines are installed. LT machine creates a pattern matrix similar to a ball of twine, and a complete pattern is established when 65 axial revolutions of the body have been completed. During the process of this pattern build out, 4 cycles are established with each cycle increasing the density of the pattern matrix.