Most of our test sanders are random-orbit types with a round pad measuring 5 or 6 inches across. Random orbit means the pad spins and oscillates in, just that, a random orbital motion. This ...

With up to 14,000 OPM, the Skil ¼-Sheet Palm Sander is powerful ... Is a palm sander or an orbital sander better? A random orbit sander is regarded as being the better of the two tools.