Tool Test: Battery-Powered Brad Nailers

Pneumatic nailers make installing molding as easy as pulling the trigger—far faster and easier than pounding nails with a hammer. These battery-powered nailers rely on gas "fuel cells" or motors to drive a piston that sinks 18-gauge brads, so there's no compressor or restrictive air hose. Here's what This Old House readers had to say about the latest nailer models.