A bench grinder is a power tool used to grind metal and other materials. It consists of two abrasive wheels, one coarse and one fine, mounted on a horizontal shaft. The wheels are driven by an electric motor and rotate at high speed. The operator holds the workpiece against the wheels to grind it to the desired shape or size.
Bench grinders are essential tools for metalworkers, machinists, and other professionals who need to grind metal. They are also used by hobbyists and DIY enthusiasts for a variety of tasks, such as sharpening tools, removing rust, and shaping metal. Bench grinders can be used to grind a variety of materials, including steel, aluminum, brass, and cast iron.