For more than 90 years, service professionals have looked to Lincoln® for lubrication equipment designed to meet the demands of day-to-day shop life. In response to overwhelming requests, Lincoln® proudly makes its equipment available to those outside the service industry with our Guardian™ line of lubrication products. Designed for life outside the shop, Guardian™ brings you a level of performance previously unavailable in over-the-counter lubrication equipment. Every Guardian™ product is engineered to meet the industry's most exacting standards for reliability and performance. Like all Lincoln® products the Guardian™ name is your assurance that what you're buying is an extraordinary piece of equipment.