When it’s more about power and capability than portability, shoppers should consider the Bosch 6-Inch Dual-Mode Random Orbit Sander. This burly corded random orbital sander features a large ...

Random orbital sanders also use round, abrasive sandpaper discs that generally have a diameter of 3-inch, 5-inch, or 6-inch rather than the large sandpaper sheets that sheet sanders use.