TankMaster 3-D tank cleaning heads from Woma Corporation have an impact protection cage, work with operating pressures up to 21,750 psi and with water flow rates of 52 to 158 gpm. An easily adjustable braking system allows the operator full rotation speed control for optimized cleaning performance. Hardened gears combined with a slip clutch increase the unit’s life span. All models are available with a variety of rotors and arm extensions, allowing a range of container sizes that can be cleaned. 800/258-5530; www.womacorp.com.