Type TDS, Spiral Bevel Right Angle Speed Reducers are available in ratings from 50,000 to 5,000,000 inch-pounds of torque and gear ratios from 4:1 to 357:1. the input shaft is at a right angle to the output shaft, which may be horizontal or vertical shaft up and down. This provides flexibility in space utilization for typical applications such as material handling or cooling tower drives. These units retain the Type TDS design features, including tapered roller bearings and heavy duty cast iron or welded steel housings. Nuttall Gear can supply drives separately or as a packaged assembly with motor and reducer mounted on a bedplate.