During the continuous casting and hot rolling phases in steel mills, this coupling plays a critical role in transmitting torque between drive shafts and rollers while accommodating slight misalignments. Positioned inside the roller tables that transport red-hot slabs and coils, the coupling connects the motor or gearbox output to the roller itself, ensuring smooth rotation even when thermal expansion or frame deflection shifts the shafts out of perfect alignment. In slab casters, it allows the drive system to maintain consistent speed and tension as the steel solidifies and contracts, preventing stress on bearings and seals. On hot strip mills, the same coupling absorbs the shock loads that occur when heavy coils are accelerated or decelerated, protecting the gear teeth and extending the service life of the entire drive train. Maintenance crews typically replace these couplings during scheduled roll changes, where their compact design and quick-disconnect features minimize downtime in the rolling line.