High torque delivered at low motor speed of 3,500r/min. 4114S: Soft start function minimizes the startup shock. - Dust cover protects the operator's hands from flying dust and chips. - Nozzle connectable with a vacuum cleaner for clean operation. SJS - Super Joint System allows the clutch to slip if the blade jams - Double Insulation, Soft Start and Dust Collecting. (Tool does not come with blade)