The dewalt dcs551nxj drywall cut out tool offers you quick work progress thanks to the easy and tool free bit changing system this means you can spend more time on the task at hand this 18v unit is capable of generating 26000rpm making light work of a variety of types of drywall and there is an adjustable depth stop for improved accuracy during plunge cutting work in sheet material there is a dust sealed switch that stops dust and debris getting into the machine housing and causing dama