The Model RS60 Mixer-Pump is variable speed from 0-4 cu. yards per hour.
Mine Mate Mixer-Pump
Concrete Mixer-Pump for Underground Mine Seals, Grouting, & Underground Shotcrete
RMX-5000 Shotcrete Mixer-Pump
High Pressure Shotcrete Mixer-Pump Designed for Refractory Applications & Distance Pumping Stucco & Shotcrete