Every part of your machine or process has been meticulously engineered so you want to use a lubricant that has been designed to ensure that your equipment is well protected and works efficiently. The Shell Tonna range of slide way oils has been developed to enable equipment operators to select the oil that will deliver optimum value to their operations through. Wear and corrosion protection Long oil life System efficiency Shell Tonna S3 M is Shells top-performing oil specially designed for the lubrication of machine tool slides tables and feed mechanisms. With excellent frictional properties very good slide way adhesion and excellent anti-wear performance it can be relied on to provide efficient machining accuracy and reliable protection for your equipment especially in high precision low-speed machines and combined lubrication systems. It features highly refined mineral oils and special additives to enhance the crucial property of adhesion and reduce stickslip.