It is equipment planned for varied production capacity, handling small and large works. Ideal for use of self-employed professionals and cement artifact companies. The concrete mixer 400 liters is made of a drum with steel plate 2.0 mm thick, electrostatic paint highly resistant to bad weather, components in highly resistant FC200 cast iron, reducer composed of a gear with internal steel tooth, rack segmented into 6 parts, handwheel with force reducing system and pulley with 5 arms.