Nuttall Gear Moduline concentric speed reducers and TDS/HPD Series parallel shaft speed reducers are used in a wide array of mill applications including annealing, pickling and coating, and galvanizing lines. Custom-designed drives are provided to meet the high tension conditions on accumulators, coilers and down coilers. Custom multi-shaft leveler drives are designed to meet specific roll separation requirements. Special Nuttall “zero-backlash” drives are utilized on slitters.