Die-cast aluminium gear head for high stability and precise ball bearing fits. Main housing made of glass-fibre reinforced polyamide. Balanced DC special motor, powerful, quiet, and durable. Infinitely variable speed control with full-shaft electronics. Grinding arm can be swivelled by up to 60° at the push of a button. Suction nozzle with adapter for vacuum cleaner allows for clean work. Includes 4 sanding belts (2 pieces each of K 80 and K 180).