Milwaukee M18 FUEL 4-1/2" / 5" Braking Slide Switch Grinder, (Lock-On)

The Milwaukee M18 FUEL 4-1/2" / 5" Braking Slide Switch Grinder – 2881-20 is engineered to deliver powerful cordless grinding performance for demanding jobsite applications. Built with Milwaukee’s advanced M18 FUEL technology, this grinder combines a high-performance brushless motor with intelligent electronics to provide professional-grade power and durability. Capable of reaching up to 8,500 RPM, this cordless angle grinder delivers the speed required for metal grinding, cutting, and surface preparation tasks. The slide switch with lock-on feature allows continuous operation without holding the trigger, improving comfort during extended use. The tool also features a rapid braking system that quickly stops the wheel after the switch is released, improving safety and control on the jobsite. Its 5/8"-11 spindle ensures compatibility with a wide range of grinding wheels and accessories.

• High-Performance Brushless Motor



Delivers powerful grinding performance with improved durability and efficiency.



• Slide Switch with Lock-On



Allows continuous operation for extended grinding and cutting tasks.



• Rapid Braking System



Stops the wheel quickly after release for improved safety and control.



• Cordless M18 Platform



Provides mobility and compatibility with Milwaukee M18 battery systems.



• Versatile 4-1/2" / 5" Wheel Capacity



Supports multiple grinding and cutting applications.