Features: √ [Professional Pneumtic Sander] - 6" Air Random Orbital Sander is easy to handle in palm, comes with 7 pcs 150 # sandpaper as bonus. √[ Efficient Performance] - Built-in regulator for maximum speed control of 10000 rpm per minute, our air random orbital sander will be your good helper for long lasting service in different operation area. √[ Easy to Operate] - Unique push type on/off switch, much easier and considerate for your operation. By rotating the speed governing knob, adjust speed to the most suitable speed, use sander easily. √ [Ergonomic Design] - Compact design offers greater comfort and control for you, as well as ergonomically designed for counterweight, by reducing vibration for decreased user fatigue.