Thickness Variation issue, Rolls crowning, Roll Grinding / polishing, Friction ratio issue, Temperature Controlling system, clutch Mechanism, Zero Play Clearance Device, Digital and Precise nip adjustment, connecting gears, servo drive, VFD, PLC, Speed Controlling, Let off & Wind up units, Controlling Lines, Lubrication system, complete reconditioning with safety features ect. With a Preventive Maintenance program.