WET POLISHER FOR GRANITE, MARBLE AND HIGH QUALITY ROCK.USER BENEFITS:Polisher for wet processing of granite, marble and other high-quality types of rock.Metabo Marathon motor with patented dust protection for long service life.Vario-Tacho-Constamatic (VTC)-Full Wave Electronics with Thumbwheel: for working at customised speeds to suit the application material and speeds that remain almost constant, even under load.Adjustable, external water supply for exact metering.Housing cap for protection from splashes.Adjustable front handle for safe and uniform guidance when polishing.PRCD safety switch integrated in the mains cable.Electronic overload protection for long service life.Electronic soft start for smooth start-up.Restart protection: prevents unintentional start-up after power supply interruption.Auto-stop carbon brushes to protect the motor.