About the Pneumatic palm Sander Switch activated and controlled from the palm of your hand with good nonslip you can start sanding with confidence wherever and whenever you need to. This 5 inch air random orbital sander uses a high speed curve of over 12000 revolutions per minute the 360 Rotating Sanding Base Plate ensures that the sanding is natural and without traces. An ergonomically designed and precision engineered palm sander that has heavy duty ball bearing construction for vibration-free performance, it's made with heat-treated steel components to resist wear. It's perfect for auto body shops for sanding prep before car refinishing, for final polishing and waxing of vehicles, for woodworkers for fine sanding before staining and refinishing furniture, and for industrial industries for sanding prep before painting., Manufacturer: HVSYVVSRL