The Performance Tool M574DB Air Sander is an essential tool for heavy-duty sanding jobs. Its powerful twin piston design ensures ample power for efficient sanding while preventing stalling. The large 2.75" x 16.75" sanding pad is ideal for sanding large flat surfaces, providing smooth sanding and ensuring a perfect finish every time. The air sander's two-handle design ensures comfortable and easy operation, allowing you to work for extended periods without experiencing hand fatigue. With quick action paper clamps, changing sandpaper is a breeze, saving you time and enhancing your productivity. This air sander is versatile and durable, perfect for flat sanding of body filler, shaping, leveling, and finishing. Its specifications include a pad size of 2.75" x 16.75", free speed of 2,500 SPM, average CFM of 5, air pressure of 90 PSI, air inlet of 1/4" NPT, hose size of 3/8" ID, length of 16.1", and weight of 5.6 lbs.