The Milwaukee Tool M18 FUEL 5" Random Orbital Sander features an orbital sanding motion with a 3/32" diameter. The sander has five-mode speed control ranging from 12,000 OPMs to 6,000 OPMs, allowing users to change their speed settings depending on the job's needs. Operating at 12,000 OPMs, this sander has reduced vibration and features a compact size for additional comfortability. With VACLINK Bluetooth technology, the sander allows for up to 95 percent dust collection. When paired with the M18 FUEL 9 Gallon Dual-Battery Dust Extractor users can experience instant dust control.