The world's first cordless grinder delivers the power of a corded grinder with up to 2X more runtime and up to 10X longer motor life. The M18™Fuel™ 4-1/2 in or 5 in grinder supplies maximum sustained power to complete the toughest grinding, surface preparation and cutting applications. The Powerstate™ brushless motor provides up to 10X longer motor life and lower cost of ownership. The M18™ REDLITHIUM™ XC 5 battery pack delivers up to 4X more runtime and 20% more power. The grinder features REDLINK™ Plus™ intelligence, the most advanced system of cordless power tool electronics, for maximum performance. The 18 V lithium-ion grinder's thin body design gives it optimized balance to rest easily in your hands. Tool-free accessory changes and guard adjustments mean less downtime during work. The grinder is built with the same tool body, gearing system and anti-vibration side handle as Milwaukee®'s legendary high-performance corded grinders for maximum durability on the job.

• 100% tool-free make all accessory changes and guard adjustments without a wrench for increased productivity
• Paddle switch design provides increased comfort and ease-of-use when operating in various positions
• Powerstate™ brushless motor, increased cutting speed and power through the toughest applications
• REDLINK™ PLUS™ intelligence, ensures optimal performance and provides overload protection to prevent damage to the tool and battery during heavy applications while still maintaining compatibility across the entire M18™ system
• REDLITHIUM™ XC5.0 battery pack offers up to 4X more runtime, 20% more power and up to 2X more recharges than competitive batteries
• Power groove designed for compatibility with Irwin® Impact Performance Series™ magnetic screw-hold attachment
• Durability same metal housing and gearing system as legendary high-performance corded grinders