This mini grease gun is a versatile tool that is perfect for any automotive job. With a 3oz cartridge capacity, it is capable of tackling even the toughest lubrication tasks. The gun is manual and easy to use, making it a great addition to any mechanic's toolkit. Its small size allows for easy maneuverability in tight spaces, and the extension makes it even easier to reach hard-to-reach areas. This grease gun is perfect for use in the automotive industry, and it is sure to become an essential tool in your collection.