Essick?s 12-cubic foot (340 liters) plaster/mortar mixers are available in nine models allowing operators to pick and choose the machine that?s right you. Fueled by a robust 13-horsepower Honda engine, the EM-120S-HD has a 3 ? to 4-bag capacity. Its hydraulic drive features innovative double-sealed bearings with spring-loaded greaseable shaft seals. The drive system also greatly reduces maintenance and hydraulic dump is optional.