This item is a Dewalt Angle Grinder, 4-inch variant. Power: Typically features a motor ranging from 720W to 900W, designed for fast material removal. Speed: Operates at high speeds, often around 11,000 to 12,000 RPM. Features: Includes a side handle for control and a tool-free adjustable guard for safety and positioning. Usage: Versatile tool used for cutting, grinding, and polishing metal or masonry.