Slewing bearing for crane (high rotation, low rotation, telescopic mobile crane, mobile cable crane, tipper and hook for harbour crane, clamshell crane, grapple crane, magnetic crane, lorry crane, railway crane…), slewing ring for excavators and similar equipments (hydraulic excavator, cable excavator, dragline excavator, concrete pump, coal loader, bulk loader, silo loader…), slewing ring for civil engineering (compactor, vibratory compactor, concrete mixer lorry, orientation drilling rig, drill bit rotation drilling rig, auger drilling rig, concrete mixer…).