Shock Resistant – Excellent for applications where use of electric equipment is hazardous. Versatile – Interchangeability of different size flexible shafts and cleaning tools. Speed/Torque control – Shaft rotation speed can be set at optimum for each application. No Tooling – Quick disconnection of flexible shaft. Time Saving – Simultaneous water flush to remove deposits from tubes. Cleanliness – Foot switch for operator’s convenience to activate both shaft rotation and water flow to reduce water consumption and making working area clean. Compact – Light weight easy to operate inside drum.