Always the right accessories: a wide selection of discs for working with metal, wood, stone, tiles, and plastic. The Metabo 12-volt class - lightweight in hand, powerful in use. Powerful brushless motor for fast progress and high efficiency. Overload protection: protects the motor from overheating. Restart protection: prevents unintentional starting after battery replacement. Ultra-M technology: high performance, gentle charging, and a 3-year warranty on the battery pack. Battery packs with capacity indicator to monitor the charge status.