The Marshalltown 1620MP Mortar/Plaster Mixer with 7.5 HP, 3-Phase Electric Engine and 16 Cubic Ft. Mixing Capacity creates batch-a-minute results without excessive buildup. This unit features a steel structure and a 6/2 paddle system with 6 oversized drum scrapers and 2 end scrapers for thorough mixing and minimal drum cleanup. An aggressive mixing system has adjustable steel and rubber blades for a smooth, even mix. The square shaft paddle is designed for minimal slipping and high efficiency. The hydraulic direct drive features hydraulic controls on the front of the mixer. The heavy-duty drum grill includes a bag splitter. The large drum capacity is perfect for jobs of any size. The high speed tow kit features a U-style spring suspension. Ram dump mechanism hydraulically tilts drum for effortless batch dumping. Discharge height of 23in. Drum rotation of 30 RPM. Batch size of 4 bags. Drum volume of 16 cu. ft. Hydraulic reservoir holds 2.5 gallons.