Castrol Hyspin™ HVI 46 D (previously called Vario HDX) is a high performance machine tool lubricant, developed to conform to the HLP-D (detergent) classification for hydraulic fluids.;Advantages;HLP-D fluid containing detergency additive.;Very high viscosity index.;Contains lubricity additives.;Maintains cleanliness and give reliable hydraulic action in fine tolerance systems.;Suitable for a wide range of hydraulic applications and giving consistent operation over wide temperature ranges.;Overcomes stick/slip, giving judder-free operation of machine tool slideways.