Portable Micro Motor Drill System For Mastoid Containing, Micro Motor Drill S Ystem With All Accessories - Maximum Speed-20000 Rpm, Minimum Speed-2000 Rpm , Movement Bo Th Clock Wise And Anti Clock Wise, Control-Foot Control , Irrigation-In Built, Hand Piece-Sta Inless Steel (Rust Registant). [ Warranty Period: 30 Months After The Date Of Delivery ] ]