Sander speed is measured in orbits per minute (OPM). Most random orbital sanders run somewhere between 7,000 and 13,000 OPM.

Orbital sanders use a square pad and tight circular motion. Random orbital sanders spin and oscillate at the same time. If you’re buying just one sander, make it a random orbital model. In the world ...

If you’ve ever sanded wood at home, there’s a decent chance you own a belt sander – and you might be wondering if the tool can be used to sand your floor. “These powerful tools use a continuous loop ...