... is suitable for machining of cylindrical spur gear,bevel wheel,turbine,chain wheel. Y31125E gear hobbing machine is suitable for machining ... wheel,turbine,chain wheel.Main Technical Specification of Y31225E gear hobbing machine:SpecificationsDataUnitMax. diameter of work-piece (D-post/ ... engineers. 85% of our employees are skilled workers who are top of their profession.Export Market:Malaysia, U.S.A, ...