The Dewalt 152274-20SV Electric Drill VSR Switch DC helps restore reliable speed control and operation in compatible electric drills. This variable-speed reversing (VSR) switch controls the drill's operating speed and direction, allowing users to adjust performance for different drilling and fastening tasks. It is a practical replacement for a worn, damaged, or faulty switch that may ... https://www.wholetoolbox.com/dewalt-152274-20sv-electric-drill-vsr-switch-dc/152274-20SV.html