Harbor Freight Tools Predator 4400 psi Commercial Duty Gas Pressure Washer is designed for the professional with a powerful 13-hp engine and a professional-grade Annovi Reverberi triplex pump.

A combination of pressure, measured in pounds per square inch (psi), and flow, measured in gallons per minute (gpm). Higher pressure results in better cleaning of a given surface; coupled with a ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Gas and electric pressure washers are incredibly handy for tackling tough jobs with minimal effort. They ...

Unlike most of Harbor Freight's other brands, Predator's tools are a significant investment. Most retail for hundreds of dollars, and so are a far cry from the cheap DIY tools that most buyers will ...