The world’s first cordless grinder delivers the power of a corded grinder with up to 2X more run time and up to 10X longer motor life. The M18 FUEL™ 4-1/2 In. / 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™ HIGH DEMAND™ 9.0 battery pack delivers up to 5X more run-time, 35% more power, and runs 60% cooler than standard 18 V lithium-ion batteries. It maintains full power and runs substantially cooler through heavy applications, allowing users to push their cordless tools harder and longer than ever before. The M18™ REDLITHIUM™ HIGH DEMAND™ 9.0 battery is fully compatible with 100+ M18™ tools. The grinder features REDLINK Plus™ intelligence, the most advanced system of cordless power tool electronics, for maximum performance. A rapid stop brake feature stops accessories in under 2 seconds. The 18 Volt lithium-ion grinder’s thin body design gives it optimized balance to rest easily in your hands. Tool-free accessory changes using the FIXTEC nut 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. The kit includes 2 M18™ REDLITHIUM™ HIGH DEMAND™ battery packs, a multi-voltage charger and carrying case. Grinding wheel sold separately.

• Rapid stop braking feature stops cutting disks in 0.9 seconds, flap disks in 1.3 seconds and grinding disks in 1.5 seconds
• POWERSTATE™ Brushless Motor: Delivers maximum power and up to 10X longer motor life
• REDLINK Plus™ intelligence: provides optimized performance, electronic clutch and overload protection using total system communication between tool, battery and charger
• M18™ REDLITHIUM™ HIGH DEMAND™ 9.0 battery pack delivers up to 5X more run-time, 35% more power, and runs 60% cooler than standard 18 V lithium-ion batteries
• Power to grind: world's first cordless grinder with corded performance
• Durability: same metal housing & gearing system as legendary high performance corded grinders
• 100% Tool free: make all accessory changes and guard adjustments without a wrench for increased productivity