Metabo Marathon motor with patented dust protection for long service life Metabo safety switch prevents unintentional start Deadman's switch for high user protection Starting current limitation prevents the actuation of the lock on start-up Electronic safety shutdown: reduces kickback if the disc stops unexpectedly - for high user protection Electronic overload protection and restart protection LED signal indicates triggered restart protection or overheating Tool-free adjustable guard; twist-proof Metabo VibraTech (MVT): integrated damping system and side handle to reduce vibrations in order to protect the user's health Side handle can be mounted in three positions Rotating main handle: high safety and better handling when cutting Auto-stop carbon brushes to protect the motor