Version: Brushless 18 V angle grinder with maximum efficiency, as powerful as a 1100 Watt corded device. Battery pack can be rotated in 90° increments. Electronic overload protection, soft start, and restart protection. Maintenance-free brushless motor with high efficiency and maximum convenience. Tool-free adjustable guard; can be securely locked against rotation. Metabo S-automatic mechanical safety clutch: minimizes kick-back when the disc jams to the lowest level on the market – for maximum user protection. Note: Compatible batteries and chargers can be found under numbers 073870 − 073890. Delivery includes: Guard, support flange, two-hole nut, additional handle, two-hole wrench, and 2× Li-Power batteries. Advantage: 100% compatibility of batteries – now also across different manufacturers. All 18 V devices and battery packs from CAS partners are 100% compatible with each other. CAS stands for "Cordless Alliance System.".