Direct drive Makita-built brushless motor positioned at the sanding head for increased sanding efficiency and reduced maintenance Round brush design delivers high efficiency dust extraction with minimal leakage Highly flexible head swivel allows for increased maneuverability across various wall orientations Adjustable extension pipe collapses for sanding in confined spaces and extends up to 16-1/2" for reaching high walls and ceilings Variable speed control dial allows manual RPM adjustment (1,000-1,800) to match the speed to the application