Features a convenient side slide switch with a two-stage operation for easy control. The built-in carbon brushes ensure stationarity and prevent dust accumulation. The spindle lock allows for quick and easy wheel changes using the included wrench. Despite its power, the grinder is lightweight, weighing just 4 lbs, making it comfortable to use for extended periods. It is built with professional quality, featuring a dust-proof motor design and high-quality gears for durability.