The Porter Cable PC7800 has a patented foam-backed abrasive sanding pads virtually eliminate swirl marks. Articulating sanding head enables operator to sand from top to bottom of a wall or ceiling without changing position. brush type skirt surrounds the sanding pad aiding in dust control, and preventing pad from gouging wall joint. Built in dust collection connector eliminated kinking or twisting of vacuum hose.
1-1/4 vacuum hose is 13 feet long so that large areas can be sanded in one set up. Variable speed dial (1,000 to 1,650 RPM) adapts sanding pad speed to the application.
Sometimes referred to as a wall sander.