A grease gun is a tool used to inject grease into bearings, gears, and other mechanical components. It consists of a barrel, a plunger, and a nozzle. The barrel is filled with grease, and the plunger is used to force the grease out of the nozzle. Grease guns are available in a variety of sizes and types, depending on the application.
Grease guns are important because they help to keep machinery running smoothly. Grease reduces friction and wear, and it helps to protect metal surfaces from corrosion. Regular greasing can extend the life of machinery and prevent costly repairs.