Features and Benefits: Milwaukee POWERSTATE Brushless Motor provides more power, more run-time, and longer life; REDLINK PLUS Intelligence: Most advanced system of electronics in the industry, enabling communication between batteries and tools, allowing for unmatched levels of performance, protection, and compatibility; M18 REDLITHIUM XC5.0 battery pack (not included) delivers up to 12" of weld bead removed; Generating 11A Corded Power, The M18 FUEL Braking Die Grinder gives users the power they need to replace Corded Solutions; RAPIDSTOP Brake stops cutting and sanding accessories in under 2 seconds.; Spindle Lock, One Wrench Accessory Change; Slide Switch, Designed to Reduce User Fatigue; Fits all 1/4" Shank Accessories; 27,000 RPM Brushless Motor is designed to deliver corded performance with 2" Accessory Sanding and Cutting Wheel Compatibility; Compatible with all M18 Batteries;