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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 XC5.0 Battery Pack delivers up to 4X more run time and 20% more power.


  • 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
  • Power to grind: world’s first cordless grinder with corded performance
  • Durability: same metal housing and gearing system as legendary high performance corded grinders
  • 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
  • Includes: one 2880-20 4-1/2 in./5 in. grinder and one 48-11-1850 5.0Ah battery


  • Brand: Milwaukee
  • Amperage (amps): 5 A
  • Battery Size: 18-volt
  • Motor Type: Brushless
  • Arbor Size: .625
  • Maximum Speed (RPM): 8500 RPM
  • Voltage (volts): 18

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