TÍTULO: YDE 4952 Pneumatic Die Grinder 1/4in Collet Industrial Air Die Grinder 20000Rpm Polisher for Grinding, Cutting, PolishingDETALLES:STABLE OPERATION: Industrial grade pneumatic air mill, small in size and light in weight, with muffler device, has light vibration and low noise during operation.MATERIAL: The shell is made of zinc alloy, wear and aging resistant, and the handle is wrapped with red protective cover, comfortable to hold.COMFORTABLE GRIP: The pneumatic grinding machine is designed with long straight handle, which is convenient to grip, suitable for long term operation.HIGH EFFICIENCY: The no load speed of this air die grinder can reach 20000rpm, with low air consumption, which helps greatly improve work efficiency.WIDE APPLICATION: For local grinding spot areas, to remove solder joints and rust spots on metal products, to deburr wood, or for automotive polishing.