Spindles are used normally for grinding applications, fitted with angular contact fibre cage ball bearings with P3 / P4 grade or ceramic bearings, packed with KLUBER ISOFLEX NBU15 grease for life. Spindle diameters varies from 32 - 250mm, Length up to 500mm, and speeds up to 40000 rpm. Mist lubricated spindles are also manufactured. An exceptional system of dust and cutting swarf exclusion is used on spindles, foreign matter is prevented from passing into the bearings by a system of an air purge