... construction equipment, machine tools, conveyors, material handling, multi-spindle drives, roller feeds, farm machine, printing machine etc.FunctionAdopt optimal ... AGMA and non-standardSurface TreatmentCarburizing, hardening and tempering, Nitriding, high frequency treatment, black of oxidation, zincing.FinishingSand blasting , ... printing machines. 19 teeth double gear suitable for stubble machine