Air Grease Lubricator is used to keep water out, prevent rust, and reduce machine friction. Because of its high viscosity, it's a better alternative for applications where liquid lubricants like oil wouldn't remain put. Though sometimes overlooked, the grease cannon is an effective instrument for transferring grease to a point of application. Air Grease Lubricator is the most popular and widely utilized. Of all the grease guns, the lever design is the most cost-effective and widely utilized. This lubricator is very effective as well as economical and safe to use.